12918945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 22522752

約数和(自身を除く): 9603807

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 683, 1261, 1455, 2049, 3415, 3783, 6305, 8879, 10245, 18915, 26637, 44395, 66251, 133185, 198753, 331255, 861263, 993765, 2583789, 4306315, 12918945]

約数ペア:

[(1, 12918945), (3, 4306315), (5, 2583789), (13, 993765), (15, 861263), (39, 331255), (65, 198753), (97, 133185), (195, 66251), (291, 44395), (485, 26637), (683, 18915), (1261, 10245), (1455, 8879), (2049, 6305), (3415, 3783)]