639968796

素因数分解:

$2^2\times 3^3\times {\mathrm{389}}^1\times {\mathrm{15233}}^1$

素因数の和:15635

約数の個数: 48

約数和(自身を含む): 1663552800

約数和(自身を除く): 1023584004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 389, 778, 1167, 1556, 2334, 3501, 4668, 7002, 10503, 14004, 15233, 21006, 30466, 42012, 45699, 60932, 91398, 137097, 182796, 274194, 411291, 548388, 822582, 1645164, 5925637, 11851274, 17776911, 23702548, 35553822, 53330733, 71107644, 106661466, 159992199, 213322932, 319984398, 639968796]

約数ペア:

[(1, 639968796), (2, 319984398), (3, 213322932), (4, 159992199), (6, 106661466), (9, 71107644), (12, 53330733), (18, 35553822), (27, 23702548), (36, 17776911), (54, 11851274), (108, 5925637), (389, 1645164), (778, 822582), (1167, 548388), (1556, 411291), (2334, 274194), (3501, 182796), (4668, 137097), (7002, 91398), (10503, 60932), (14004, 45699), (15233, 42012), (21006, 30466)]