26970916

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 55641600

約数和(自身を除く): 28670684

約数列:

[1, 2, 4, 7, 14, 28, 79, 89, 137, 158, 178, 274, 316, 356, 548, 553, 623, 959, 1106, 1246, 1918, 2212, 2492, 3836, 7031, 10823, 12193, 14062, 21646, 24386, 28124, 43292, 48772, 49217, 75761, 85351, 98434, 151522, 170702, 196868, 303044, 341404, 963247, 1926494, 3852988, 6742729, 13485458, 26970916]

約数ペア:

[(1, 26970916), (2, 13485458), (4, 6742729), (7, 3852988), (14, 1926494), (28, 963247), (79, 341404), (89, 303044), (137, 196868), (158, 170702), (178, 151522), (274, 98434), (316, 85351), (356, 75761), (548, 49217), (553, 48772), (623, 43292), (959, 28124), (1106, 24386), (1246, 21646), (1918, 14062), (2212, 12193), (2492, 10823), (3836, 7031)]