201722985

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{467}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 363579840

約数和(自身を除く): 161856855

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 331, 435, 467, 993, 1305, 1401, 1655, 2335, 2979, 4203, 4965, 7005, 9599, 13543, 14895, 21015, 28797, 40629, 47995, 67715, 86391, 121887, 143985, 154577, 203145, 431955, 463731, 609435, 772885, 1391193, 2318655, 4482733, 6955965, 13448199, 22413665, 40344597, 67240995, 201722985]

約数ペア:

[(1, 201722985), (3, 67240995), (5, 40344597), (9, 22413665), (15, 13448199), (29, 6955965), (45, 4482733), (87, 2318655), (145, 1391193), (261, 772885), (331, 609435), (435, 463731), (467, 431955), (993, 203145), (1305, 154577), (1401, 143985), (1655, 121887), (2335, 86391), (2979, 67715), (4203, 47995), (4965, 40629), (7005, 28797), (9599, 21015), (13543, 14895)]