661688835

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{14107}}^1$

素因数の和:14227

約数の個数: 32

約数和(自身を含む): 1097038080

約数和(自身を除く): 435349245

約数列:

[1, 3, 5, 15, 53, 59, 159, 177, 265, 295, 795, 885, 3127, 9381, 14107, 15635, 42321, 46905, 70535, 211605, 747671, 832313, 2243013, 2496939, 3738355, 4161565, 11215065, 12484695, 44112589, 132337767, 220562945, 661688835]

約数ペア:

[(1, 661688835), (3, 220562945), (5, 132337767), (15, 44112589), (53, 12484695), (59, 11215065), (159, 4161565), (177, 3738355), (265, 2496939), (295, 2243013), (795, 832313), (885, 747671), (3127, 211605), (9381, 70535), (14107, 46905), (15635, 42321)]