1919925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 4178304

約数和(自身を除く): 2258379

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 53, 63, 69, 75, 105, 115, 159, 161, 175, 207, 225, 265, 315, 345, 371, 477, 483, 525, 575, 795, 805, 1035, 1113, 1219, 1325, 1449, 1575, 1725, 1855, 2385, 2415, 3339, 3657, 3975, 4025, 5175, 5565, 6095, 7245, 8533, 9275, 10971, 11925, 12075, 16695, 18285, 25599, 27825, 30475, 36225, 42665, 54855, 76797, 83475, 91425, 127995, 213325, 274275, 383985, 639975, 1919925]

約数ペア:

[(1, 1919925), (3, 639975), (5, 383985), (7, 274275), (9, 213325), (15, 127995), (21, 91425), (23, 83475), (25, 76797), (35, 54855), (45, 42665), (53, 36225), (63, 30475), (69, 27825), (75, 25599), (105, 18285), (115, 16695), (159, 12075), (161, 11925), (175, 10971), (207, 9275), (225, 8533), (265, 7245), (315, 6095), (345, 5565), (371, 5175), (477, 4025), (483, 3975), (525, 3657), (575, 3339), (795, 2415), (805, 2385), (1035, 1855), (1113, 1725), (1219, 1575), (1325, 1449)]