31770921

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4013}}^1$

素因数の和:4065

約数の個数: 32

約数和(自身を含む): 53948160

約数和(自身を除く): 22177239

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 4013, 7917, 12039, 28091, 52169, 84273, 116377, 156507, 349131, 365183, 814639, 1095549, 1512901, 2443917, 4538703, 10590307, 31770921]

約数ペア:

[(1, 31770921), (3, 10590307), (7, 4538703), (13, 2443917), (21, 1512901), (29, 1095549), (39, 814639), (87, 365183), (91, 349131), (203, 156507), (273, 116377), (377, 84273), (609, 52169), (1131, 28091), (2639, 12039), (4013, 7917)]