20220759

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 33694752

約数和(自身を除く): 13473993

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 173, 243, 333, 351, 481, 519, 999, 1053, 1443, 1557, 2249, 2997, 3159, 4329, 4671, 6401, 6747, 8991, 12987, 14013, 19203, 20241, 38961, 42039, 57609, 60723, 83213, 116883, 172827, 182169, 249639, 518481, 546507, 748917, 1555443, 2246751, 6740253, 20220759]

約数ペア:

[(1, 20220759), (3, 6740253), (9, 2246751), (13, 1555443), (27, 748917), (37, 546507), (39, 518481), (81, 249639), (111, 182169), (117, 172827), (173, 116883), (243, 83213), (333, 60723), (351, 57609), (481, 42039), (519, 38961), (999, 20241), (1053, 19203), (1443, 14013), (1557, 12987), (2249, 8991), (2997, 6747), (3159, 6401), (4329, 4671)]