1561757976

素因数分解:

$2^3\times 3^3\times {\mathrm{293}}^1\times {\mathrm{24677}}^1$

素因数の和:24985

約数の個数: 64

約数和(自身を含む): 4353199200

約数和(自身を除く): 2791441224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 293, 586, 879, 1172, 1758, 2344, 2637, 3516, 5274, 7032, 7911, 10548, 15822, 21096, 24677, 31644, 49354, 63288, 74031, 98708, 148062, 197416, 222093, 296124, 444186, 592248, 666279, 888372, 1332558, 1776744, 2665116, 5330232, 7230361, 14460722, 21691083, 28921444, 43382166, 57842888, 65073249, 86764332, 130146498, 173528664, 195219747, 260292996, 390439494, 520585992, 780878988, 1561757976]

約数ペア:

[(1, 1561757976), (2, 780878988), (3, 520585992), (4, 390439494), (6, 260292996), (8, 195219747), (9, 173528664), (12, 130146498), (18, 86764332), (24, 65073249), (27, 57842888), (36, 43382166), (54, 28921444), (72, 21691083), (108, 14460722), (216, 7230361), (293, 5330232), (586, 2665116), (879, 1776744), (1172, 1332558), (1758, 888372), (2344, 666279), (2637, 592248), (3516, 444186), (5274, 296124), (7032, 222093), (7911, 197416), (10548, 148062), (15822, 98708), (21096, 74031), (24677, 63288), (31644, 49354)]