15245895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 14613945

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 59, 69, 105, 107, 115, 161, 177, 295, 321, 345, 413, 483, 535, 749, 805, 885, 1239, 1357, 1605, 2065, 2247, 2415, 2461, 3745, 4071, 6195, 6313, 6785, 7383, 9499, 11235, 12305, 17227, 18939, 20355, 28497, 31565, 36915, 44191, 47495, 51681, 86135, 94695, 132573, 142485, 145199, 220955, 258405, 435597, 662865, 725995, 1016393, 2177985, 3049179, 5081965, 15245895]

約数ペア:

[(1, 15245895), (3, 5081965), (5, 3049179), (7, 2177985), (15, 1016393), (21, 725995), (23, 662865), (35, 435597), (59, 258405), (69, 220955), (105, 145199), (107, 142485), (115, 132573), (161, 94695), (177, 86135), (295, 51681), (321, 47495), (345, 44191), (413, 36915), (483, 31565), (535, 28497), (749, 20355), (805, 18939), (885, 17227), (1239, 12305), (1357, 11235), (1605, 9499), (2065, 7383), (2247, 6785), (2415, 6313), (2461, 6195), (3745, 4071)]