209310738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3517}}^1$

素因数の和:3651

約数の個数: 64

約数和(自身を含む): 520101120

約数和(自身を除く): 310790382

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 109, 182, 218, 273, 327, 546, 654, 763, 1417, 1526, 2289, 2834, 3517, 4251, 4578, 7034, 8502, 9919, 10551, 19838, 21102, 24619, 29757, 45721, 49238, 59514, 73857, 91442, 137163, 147714, 274326, 320047, 383353, 640094, 766706, 960141, 1150059, 1920282, 2300118, 2683471, 4983589, 5366942, 8050413, 9967178, 14950767, 16100826, 29901534, 34885123, 69770246, 104655369, 209310738]

約数ペア:

[(1, 209310738), (2, 104655369), (3, 69770246), (6, 34885123), (7, 29901534), (13, 16100826), (14, 14950767), (21, 9967178), (26, 8050413), (39, 5366942), (42, 4983589), (78, 2683471), (91, 2300118), (109, 1920282), (182, 1150059), (218, 960141), (273, 766706), (327, 640094), (546, 383353), (654, 320047), (763, 274326), (1417, 147714), (1526, 137163), (2289, 91442), (2834, 73857), (3517, 59514), (4251, 49238), (4578, 45721), (7034, 29757), (8502, 24619), (9919, 21102), (10551, 19838)]