1291237227

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 2453483520

約数和(自身を除く): 1162246293

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 101, 119, 153, 161, 173, 189, 207, 303, 357, 391, 459, 483, 519, 621, 707, 909, 1071, 1173, 1211, 1449, 1557, 1717, 2121, 2323, 2727, 2737, 2941, 3213, 3519, 3633, 3979, 4347, 4671, 5151, 6363, 6969, 8211, 8823, 10557, 10899, 11937, 12019, 15453, 16261, 17473, 19089, 20587, 20907, 24633, 26469, 27853, 32697, 35811, 36057, 39491, 46359, 48783, 52419, 61761, 62721, 67643, 73899, 79407, 83559, 107433, 108171, 118473, 122311, 146349, 157257, 185283, 202929, 250677, 276437, 297041, 324513, 355419, 366933, 401879, 439047, 471771, 473501, 555849, 608787, 752031, 829311, 891123, 1066257, 1100799, 1205637, 1420503, 1826361, 2079287, 2487933, 2673369, 2813153, 3302397, 3616911, 4261509, 6237861, 6831943, 7463799, 8020107, 8439459, 10850733, 12784527, 18713583, 20495829, 25318377, 47823601, 56140749, 61487487, 75955131, 143470803, 184462461, 430412409, 1291237227]

約数ペア:

[(1, 1291237227), (3, 430412409), (7, 184462461), (9, 143470803), (17, 75955131), (21, 61487487), (23, 56140749), (27, 47823601), (51, 25318377), (63, 20495829), (69, 18713583), (101, 12784527), (119, 10850733), (153, 8439459), (161, 8020107), (173, 7463799), (189, 6831943), (207, 6237861), (303, 4261509), (357, 3616911), (391, 3302397), (459, 2813153), (483, 2673369), (519, 2487933), (621, 2079287), (707, 1826361), (909, 1420503), (1071, 1205637), (1173, 1100799), (1211, 1066257), (1449, 891123), (1557, 829311), (1717, 752031), (2121, 608787), (2323, 555849), (2727, 473501), (2737, 471771), (2941, 439047), (3213, 401879), (3519, 366933), (3633, 355419), (3979, 324513), (4347, 297041), (4671, 276437), (5151, 250677), (6363, 202929), (6969, 185283), (8211, 157257), (8823, 146349), (10557, 122311), (10899, 118473), (11937, 108171), (12019, 107433), (15453, 83559), (16261, 79407), (17473, 73899), (19089, 67643), (20587, 62721), (20907, 61761), (24633, 52419), (26469, 48783), (27853, 46359), (32697, 39491), (35811, 36057)]