51947775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 102910080

約数和(自身を除く): 50962305

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 139, 151, 165, 225, 275, 417, 453, 495, 695, 755, 825, 1251, 1359, 1529, 1661, 2085, 2265, 2475, 3475, 3775, 4587, 4983, 6255, 6795, 7645, 8305, 10425, 11325, 13761, 14949, 20989, 22935, 24915, 31275, 33975, 38225, 41525, 62967, 68805, 74745, 104945, 114675, 124575, 188901, 230879, 314835, 344025, 373725, 524725, 692637, 944505, 1154395, 1574175, 2077911, 3463185, 4722525, 5771975, 10389555, 17315925, 51947775]

約数ペア:

[(1, 51947775), (3, 17315925), (5, 10389555), (9, 5771975), (11, 4722525), (15, 3463185), (25, 2077911), (33, 1574175), (45, 1154395), (55, 944505), (75, 692637), (99, 524725), (139, 373725), (151, 344025), (165, 314835), (225, 230879), (275, 188901), (417, 124575), (453, 114675), (495, 104945), (695, 74745), (755, 68805), (825, 62967), (1251, 41525), (1359, 38225), (1529, 33975), (1661, 31275), (2085, 24915), (2265, 22935), (2475, 20989), (3475, 14949), (3775, 13761), (4587, 11325), (4983, 10425), (6255, 8305), (6795, 7645)]