212551430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1783}}^1$

素因数の和:1941

約数の個数: 64

約数和(自身を含む): 474743808

約数和(自身を除く): 262192378

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 182, 262, 455, 655, 910, 917, 1310, 1703, 1783, 1834, 3406, 3566, 4585, 8515, 8915, 9170, 11921, 12481, 17030, 17830, 23179, 23842, 24962, 46358, 59605, 62405, 115895, 119210, 124810, 162253, 231790, 233573, 324506, 467146, 811265, 1167865, 1622530, 1635011, 2335730, 3036449, 3270022, 6072898, 8175055, 15182245, 16350110, 21255143, 30364490, 42510286, 106275715, 212551430]

約数ペア:

[(1, 212551430), (2, 106275715), (5, 42510286), (7, 30364490), (10, 21255143), (13, 16350110), (14, 15182245), (26, 8175055), (35, 6072898), (65, 3270022), (70, 3036449), (91, 2335730), (130, 1635011), (131, 1622530), (182, 1167865), (262, 811265), (455, 467146), (655, 324506), (910, 233573), (917, 231790), (1310, 162253), (1703, 124810), (1783, 119210), (1834, 115895), (3406, 62405), (3566, 59605), (4585, 46358), (8515, 24962), (8915, 23842), (9170, 23179), (11921, 17830), (12481, 17030)]