1214892015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{691}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 2125824000

約数和(自身を除く): 910931985

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 199, 285, 465, 589, 597, 691, 995, 1767, 2073, 2945, 2985, 3455, 3781, 6169, 8835, 10365, 11343, 13129, 18507, 18905, 21421, 30845, 39387, 56715, 64263, 65645, 92535, 107105, 117211, 137509, 196935, 321315, 351633, 406999, 412527, 586055, 687545, 1220997, 1758165, 2034995, 2062635, 2612671, 4262779, 6104985, 7838013, 12788337, 13063355, 21313895, 39190065, 63941685, 80992801, 242978403, 404964005, 1214892015]

約数ペア:

[(1, 1214892015), (3, 404964005), (5, 242978403), (15, 80992801), (19, 63941685), (31, 39190065), (57, 21313895), (93, 13063355), (95, 12788337), (155, 7838013), (199, 6104985), (285, 4262779), (465, 2612671), (589, 2062635), (597, 2034995), (691, 1758165), (995, 1220997), (1767, 687545), (2073, 586055), (2945, 412527), (2985, 406999), (3455, 351633), (3781, 321315), (6169, 196935), (8835, 137509), (10365, 117211), (11343, 107105), (13129, 92535), (18507, 65645), (18905, 64263), (21421, 56715), (30845, 39387)]