15393885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 26853120

約数和(自身を除く): 11459235

約数列:

[1, 3, 5, 13, 15, 39, 65, 89, 195, 267, 445, 887, 1157, 1335, 2661, 3471, 4435, 5785, 11531, 13305, 17355, 34593, 57655, 78943, 172965, 236829, 394715, 1026259, 1184145, 3078777, 5131295, 15393885]

約数ペア:

[(1, 15393885), (3, 5131295), (5, 3078777), (13, 1184145), (15, 1026259), (39, 394715), (65, 236829), (89, 172965), (195, 78943), (267, 57655), (445, 34593), (887, 17355), (1157, 13305), (1335, 11531), (2661, 5785), (3471, 4435)]