1581294834

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{19889}}^1$

素因数の和:20535

約数の個数: 48

約数和(自身を含む): 3921989760

約数和(自身を除く): 2340694926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 631, 1262, 1893, 3786, 4417, 5679, 8834, 11358, 13251, 19889, 26502, 39753, 39778, 59667, 79506, 119334, 139223, 179001, 278446, 358002, 417669, 835338, 1253007, 2506014, 12549959, 25099918, 37649877, 75299754, 87849713, 112949631, 175699426, 225899262, 263549139, 527098278, 790647417, 1581294834]

約数ペア:

[(1, 1581294834), (2, 790647417), (3, 527098278), (6, 263549139), (7, 225899262), (9, 175699426), (14, 112949631), (18, 87849713), (21, 75299754), (42, 37649877), (63, 25099918), (126, 12549959), (631, 2506014), (1262, 1253007), (1893, 835338), (3786, 417669), (4417, 358002), (5679, 278446), (8834, 179001), (11358, 139223), (13251, 119334), (19889, 79506), (26502, 59667), (39753, 39778)]