40448835

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1861}}^1$

素因数の和:1905

約数の個数: 64

約数和(自身を含む): 85800960

約数和(自身を除く): 45352125

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 105, 115, 135, 161, 189, 207, 315, 345, 483, 621, 805, 945, 1035, 1449, 1861, 2415, 3105, 4347, 5583, 7245, 9305, 13027, 16749, 21735, 27915, 39081, 42803, 50247, 65135, 83745, 117243, 128409, 195405, 214015, 251235, 299621, 351729, 385227, 586215, 642045, 898863, 1155681, 1498105, 1758645, 1926135, 2696589, 4494315, 5778405, 8089767, 13482945, 40448835]

約数ペア:

[(1, 40448835), (3, 13482945), (5, 8089767), (7, 5778405), (9, 4494315), (15, 2696589), (21, 1926135), (23, 1758645), (27, 1498105), (35, 1155681), (45, 898863), (63, 642045), (69, 586215), (105, 385227), (115, 351729), (135, 299621), (161, 251235), (189, 214015), (207, 195405), (315, 128409), (345, 117243), (483, 83745), (621, 65135), (805, 50247), (945, 42803), (1035, 39081), (1449, 27915), (1861, 21735), (2415, 16749), (3105, 13027), (4347, 9305), (5583, 7245)]