38649205

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 54632448

約数和(自身を除く): 15983243

約数列:

[1, 5, 7, 35, 71, 103, 151, 355, 497, 515, 721, 755, 1057, 2485, 3605, 5285, 7313, 10721, 15553, 36565, 51191, 53605, 75047, 77765, 108871, 255955, 375235, 544355, 1104263, 5521315, 7729841, 38649205]

約数ペア:

[(1, 38649205), (5, 7729841), (7, 5521315), (35, 1104263), (71, 544355), (103, 375235), (151, 255955), (355, 108871), (497, 77765), (515, 75047), (721, 53605), (755, 51191), (1057, 36565), (2485, 15553), (3605, 10721), (5285, 7313)]