1639454964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{629591}}^1$

素因数の和:629636

約数の個数: 48

約数和(自身を含む): 4512915456

約数和(自身を除く): 2873460492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 629591, 1259182, 1888773, 2518364, 3777546, 4407137, 7555092, 8814274, 13221411, 17628548, 19517321, 26442822, 39034642, 52885644, 58551963, 78069284, 117103926, 136621247, 234207852, 273242494, 409863741, 546484988, 819727482, 1639454964]

約数ペア:

[(1, 1639454964), (2, 819727482), (3, 546484988), (4, 409863741), (6, 273242494), (7, 234207852), (12, 136621247), (14, 117103926), (21, 78069284), (28, 58551963), (31, 52885644), (42, 39034642), (62, 26442822), (84, 19517321), (93, 17628548), (124, 13221411), (186, 8814274), (217, 7555092), (372, 4407137), (434, 3777546), (651, 2518364), (868, 1888773), (1302, 1259182), (2604, 629591)]