1397479070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18251}}^1$

素因数の和:18321

約数の個数: 64

約数和(自身を含む): 2943682560

約数和(自身を除く): 1546203490

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 403, 494, 589, 806, 1178, 1235, 2015, 2470, 2945, 4030, 5890, 7657, 15314, 18251, 36502, 38285, 76570, 91255, 182510, 237263, 346769, 474526, 565781, 693538, 1131562, 1186315, 1733845, 2372630, 2828905, 3467690, 4507997, 5657810, 7355153, 9015994, 10749839, 14710306, 21499678, 22539985, 36775765, 45079970, 53749195, 73551530, 107498390, 139747907, 279495814, 698739535, 1397479070]

約数ペア:

[(1, 1397479070), (2, 698739535), (5, 279495814), (10, 139747907), (13, 107498390), (19, 73551530), (26, 53749195), (31, 45079970), (38, 36775765), (62, 22539985), (65, 21499678), (95, 14710306), (130, 10749839), (155, 9015994), (190, 7355153), (247, 5657810), (310, 4507997), (403, 3467690), (494, 2828905), (589, 2372630), (806, 1733845), (1178, 1186315), (1235, 1131562), (2015, 693538), (2470, 565781), (2945, 474526), (4030, 346769), (5890, 237263), (7657, 182510), (15314, 91255), (18251, 76570), (36502, 38285)]