421567419

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 722247680

約数和(自身を除く): 300680261

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 109, 217, 273, 327, 403, 457, 651, 763, 1209, 1371, 1417, 2289, 2821, 3199, 3379, 4251, 5941, 8463, 9597, 9919, 10137, 14167, 17823, 23653, 29757, 41587, 42501, 43927, 49813, 70959, 99169, 124761, 131781, 149439, 184171, 297507, 307489, 348691, 552513, 647569, 922467, 1046073, 1289197, 1544203, 1942707, 3867591, 4532983, 4632609, 10809421, 13598949, 20074639, 32428263, 60223917, 140522473, 421567419]

約数ペア:

[(1, 421567419), (3, 140522473), (7, 60223917), (13, 32428263), (21, 20074639), (31, 13598949), (39, 10809421), (91, 4632609), (93, 4532983), (109, 3867591), (217, 1942707), (273, 1544203), (327, 1289197), (403, 1046073), (457, 922467), (651, 647569), (763, 552513), (1209, 348691), (1371, 307489), (1417, 297507), (2289, 184171), (2821, 149439), (3199, 131781), (3379, 124761), (4251, 99169), (5941, 70959), (8463, 49813), (9597, 43927), (9919, 42501), (10137, 41587), (14167, 29757), (17823, 23653)]