71823375

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1637}}^1$

素因数の和:1674

約数の個数: 64

約数和(自身を含む): 143095680

約数和(自身を除く): 71272305

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 585, 675, 975, 1125, 1625, 1637, 1755, 2925, 3375, 4875, 4911, 8185, 8775, 14625, 14733, 21281, 24555, 40925, 43875, 44199, 63843, 73665, 106405, 122775, 191529, 204625, 220995, 319215, 368325, 532025, 574587, 613875, 957645, 1104975, 1596075, 1841625, 2660125, 2872935, 4788225, 5524875, 7980375, 14364675, 23941125, 71823375]

約数ペア:

[(1, 71823375), (3, 23941125), (5, 14364675), (9, 7980375), (13, 5524875), (15, 4788225), (25, 2872935), (27, 2660125), (39, 1841625), (45, 1596075), (65, 1104975), (75, 957645), (117, 613875), (125, 574587), (135, 532025), (195, 368325), (225, 319215), (325, 220995), (351, 204625), (375, 191529), (585, 122775), (675, 106405), (975, 73665), (1125, 63843), (1625, 44199), (1637, 43875), (1755, 40925), (2925, 24555), (3375, 21281), (4875, 14733), (4911, 14625), (8185, 8775)]