26979690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 68781312

約数和(自身を除く): 41801622

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 61, 69, 115, 122, 138, 183, 230, 305, 345, 366, 610, 641, 690, 915, 1282, 1403, 1830, 1923, 2806, 3205, 3846, 4209, 6410, 7015, 8418, 9615, 14030, 14743, 19230, 21045, 29486, 39101, 42090, 44229, 73715, 78202, 88458, 117303, 147430, 195505, 221145, 234606, 391010, 442290, 586515, 899323, 1173030, 1798646, 2697969, 4496615, 5395938, 8993230, 13489845, 26979690]

約数ペア:

[(1, 26979690), (2, 13489845), (3, 8993230), (5, 5395938), (6, 4496615), (10, 2697969), (15, 1798646), (23, 1173030), (30, 899323), (46, 586515), (61, 442290), (69, 391010), (115, 234606), (122, 221145), (138, 195505), (183, 147430), (230, 117303), (305, 88458), (345, 78202), (366, 73715), (610, 44229), (641, 42090), (690, 39101), (915, 29486), (1282, 21045), (1403, 19230), (1830, 14743), (1923, 14030), (2806, 9615), (3205, 8418), (3846, 7015), (4209, 6410)]