289320759

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{773}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 516140352

約数和(自身を除く): 226819593

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 457, 773, 819, 1371, 2319, 3199, 4113, 5411, 5941, 6957, 9597, 10049, 16233, 17823, 28791, 30147, 41587, 48699, 53469, 70343, 90441, 124761, 211029, 353261, 374283, 633087, 1059783, 2472827, 3179349, 4592393, 7418481, 13777179, 22255443, 32146751, 41331537, 96440253, 289320759]

約数ペア:

[(1, 289320759), (3, 96440253), (7, 41331537), (9, 32146751), (13, 22255443), (21, 13777179), (39, 7418481), (63, 4592393), (91, 3179349), (117, 2472827), (273, 1059783), (457, 633087), (773, 374283), (819, 353261), (1371, 211029), (2319, 124761), (3199, 90441), (4113, 70343), (5411, 53469), (5941, 48699), (6957, 41587), (9597, 30147), (10049, 28791), (16233, 17823)]