2178268659

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{6343}}^1$

素因数の和:6461

約数の個数: 64

約数和(自身を含む): 3897753600

約数和(自身を除く): 1719484941

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 79, 161, 189, 207, 237, 483, 553, 621, 711, 1449, 1659, 1817, 2133, 4347, 4977, 5451, 6343, 12719, 14931, 16353, 19029, 38157, 44401, 49059, 57087, 114471, 133203, 145889, 171261, 343413, 399609, 437667, 501097, 1021223, 1198827, 1313001, 1503291, 3063669, 3507679, 3939003, 4509873, 9191007, 10523037, 11525231, 13529619, 27573021, 31569111, 34575693, 80676617, 94707333, 103727079, 242029851, 311181237, 726089553, 2178268659]

約数ペア:

[(1, 2178268659), (3, 726089553), (7, 311181237), (9, 242029851), (21, 103727079), (23, 94707333), (27, 80676617), (63, 34575693), (69, 31569111), (79, 27573021), (161, 13529619), (189, 11525231), (207, 10523037), (237, 9191007), (483, 4509873), (553, 3939003), (621, 3507679), (711, 3063669), (1449, 1503291), (1659, 1313001), (1817, 1198827), (2133, 1021223), (4347, 501097), (4977, 437667), (5451, 399609), (6343, 343413), (12719, 171261), (14931, 145889), (16353, 133203), (19029, 114471), (38157, 57087), (44401, 49059)]