7390215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 15163200

約数和(自身を除く): 7772985

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 809, 1015, 1305, 1827, 2427, 3045, 4045, 5663, 7281, 9135, 12135, 16989, 23461, 28315, 36405, 50967, 70383, 84945, 117305, 164227, 211149, 254835, 351915, 492681, 821135, 1055745, 1478043, 2463405, 7390215]

約数ペア:

[(1, 7390215), (3, 2463405), (5, 1478043), (7, 1055745), (9, 821135), (15, 492681), (21, 351915), (29, 254835), (35, 211149), (45, 164227), (63, 117305), (87, 84945), (105, 70383), (145, 50967), (203, 36405), (261, 28315), (315, 23461), (435, 16989), (609, 12135), (809, 9135), (1015, 7281), (1305, 5663), (1827, 4045), (2427, 3045)]