56353725

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1637}}^1$

素因数の和:1676

約数の個数: 60

約数和(自身を含む): 110594484

約数和(自身を除く): 54240759

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 255, 405, 425, 459, 675, 765, 1275, 1377, 1637, 2025, 2295, 3825, 4911, 6885, 8185, 11475, 14733, 24555, 27829, 34425, 40925, 44199, 73665, 83487, 122775, 132597, 139145, 220995, 250461, 368325, 417435, 662985, 695725, 751383, 1104975, 1252305, 2087175, 2254149, 3314925, 3756915, 6261525, 11270745, 18784575, 56353725]

約数ペア:

[(1, 56353725), (3, 18784575), (5, 11270745), (9, 6261525), (15, 3756915), (17, 3314925), (25, 2254149), (27, 2087175), (45, 1252305), (51, 1104975), (75, 751383), (81, 695725), (85, 662985), (135, 417435), (153, 368325), (225, 250461), (255, 220995), (405, 139145), (425, 132597), (459, 122775), (675, 83487), (765, 73665), (1275, 44199), (1377, 40925), (1637, 34425), (2025, 27829), (2295, 24555), (3825, 14733), (4911, 11475), (6885, 8185)]