15991444

素因数分解:

$2^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1084

約数の個数: 36

約数和(自身を含む): 32979744

約数和(自身を除く): 16988300

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 196, 332, 581, 983, 1162, 1966, 2324, 3932, 4067, 6881, 8134, 13762, 16268, 27524, 48167, 81589, 96334, 163178, 192668, 326356, 571123, 1142246, 2284492, 3997861, 7995722, 15991444]

約数ペア:

[(1, 15991444), (2, 7995722), (4, 3997861), (7, 2284492), (14, 1142246), (28, 571123), (49, 326356), (83, 192668), (98, 163178), (166, 96334), (196, 81589), (332, 48167), (581, 27524), (983, 16268), (1162, 13762), (1966, 8134), (2324, 6881), (3932, 4067)]