80968671

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 156349440

約数和(自身を除く): 75380769

約数列:

[1, 3, 7, 9, 17, 19, 21, 23, 51, 57, 63, 69, 119, 133, 153, 161, 171, 173, 207, 323, 357, 391, 399, 437, 483, 519, 969, 1071, 1173, 1197, 1211, 1311, 1449, 1557, 2261, 2737, 2907, 2941, 3059, 3287, 3519, 3633, 3933, 3979, 6783, 7429, 8211, 8823, 9177, 9861, 10899, 11937, 20349, 20587, 22287, 23009, 24633, 26469, 27531, 27853, 29583, 35811, 52003, 55879, 61761, 66861, 67643, 69027, 75601, 83559, 156009, 167637, 185283, 202929, 207081, 226803, 250677, 391153, 468027, 473501, 502911, 529207, 608787, 680409, 1173459, 1285217, 1420503, 1587621, 3520377, 3855651, 4261509, 4762863, 8996519, 11566953, 26989557, 80968671]

約数ペア:

[(1, 80968671), (3, 26989557), (7, 11566953), (9, 8996519), (17, 4762863), (19, 4261509), (21, 3855651), (23, 3520377), (51, 1587621), (57, 1420503), (63, 1285217), (69, 1173459), (119, 680409), (133, 608787), (153, 529207), (161, 502911), (171, 473501), (173, 468027), (207, 391153), (323, 250677), (357, 226803), (391, 207081), (399, 202929), (437, 185283), (483, 167637), (519, 156009), (969, 83559), (1071, 75601), (1173, 69027), (1197, 67643), (1211, 66861), (1311, 61761), (1449, 55879), (1557, 52003), (2261, 35811), (2737, 29583), (2907, 27853), (2941, 27531), (3059, 26469), (3287, 24633), (3519, 23009), (3633, 22287), (3933, 20587), (3979, 20349), (6783, 11937), (7429, 10899), (8211, 9861), (8823, 9177)]