489702969

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1087

約数の個数: 64

約数和(自身を含む): 883975680

約数和(自身を除く): 394272711

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 173, 189, 357, 459, 519, 881, 1071, 1211, 1557, 2643, 2941, 3213, 3633, 4671, 6167, 7929, 8823, 10899, 14977, 18501, 20587, 23787, 26469, 32697, 44931, 55503, 61761, 79407, 104839, 134793, 152413, 166509, 185283, 314517, 404379, 457239, 555849, 943551, 1066891, 1371717, 2591021, 2830653, 3200673, 4115151, 7773063, 9602019, 18137147, 23319189, 28806057, 54411441, 69957567, 163234323, 489702969]

約数ペア:

[(1, 489702969), (3, 163234323), (7, 69957567), (9, 54411441), (17, 28806057), (21, 23319189), (27, 18137147), (51, 9602019), (63, 7773063), (119, 4115151), (153, 3200673), (173, 2830653), (189, 2591021), (357, 1371717), (459, 1066891), (519, 943551), (881, 555849), (1071, 457239), (1211, 404379), (1557, 314517), (2643, 185283), (2941, 166509), (3213, 152413), (3633, 134793), (4671, 104839), (6167, 79407), (7929, 61761), (8823, 55503), (10899, 44931), (14977, 32697), (18501, 26469), (20587, 23787)]