217967204

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2131}}^1$

素因数の和:2436

約数の個数: 48

約数和(自身を含む): 471359616

約数和(自身を除く): 253392412

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 281, 364, 562, 1124, 1967, 2131, 3653, 3934, 4262, 7306, 7868, 8524, 14612, 14917, 25571, 27703, 29834, 51142, 55406, 59668, 102284, 110812, 193921, 387842, 598811, 775684, 1197622, 2395244, 4191677, 7784543, 8383354, 15569086, 16766708, 31138172, 54491801, 108983602, 217967204]

約数ペア:

[(1, 217967204), (2, 108983602), (4, 54491801), (7, 31138172), (13, 16766708), (14, 15569086), (26, 8383354), (28, 7784543), (52, 4191677), (91, 2395244), (182, 1197622), (281, 775684), (364, 598811), (562, 387842), (1124, 193921), (1967, 110812), (2131, 102284), (3653, 59668), (3934, 55406), (4262, 51142), (7306, 29834), (7868, 27703), (8524, 25571), (14612, 14917)]