26518268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 55394304

約数和(自身を除く): 28876036

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 137, 217, 223, 274, 434, 446, 548, 868, 892, 959, 1561, 1918, 3122, 3836, 4247, 6244, 6913, 8494, 13826, 16988, 27652, 29729, 30551, 48391, 59458, 61102, 96782, 118916, 122204, 193564, 213857, 427714, 855428, 947081, 1894162, 3788324, 6629567, 13259134, 26518268]

約数ペア:

[(1, 26518268), (2, 13259134), (4, 6629567), (7, 3788324), (14, 1894162), (28, 947081), (31, 855428), (62, 427714), (124, 213857), (137, 193564), (217, 122204), (223, 118916), (274, 96782), (434, 61102), (446, 59458), (548, 48391), (868, 30551), (892, 29729), (959, 27652), (1561, 16988), (1918, 13826), (3122, 8494), (3836, 6913), (4247, 6244)]