990246888

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{443659}}^1$

素因数の和:443702

約数の個数: 48

約数和(自身を含む): 2768438400

約数和(自身を除く): 1778191512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 443659, 887318, 1330977, 1774636, 2661954, 3549272, 3992931, 5323908, 7985862, 10647816, 13753429, 15971724, 27506858, 31943448, 41260287, 55013716, 82520574, 110027432, 123780861, 165041148, 247561722, 330082296, 495123444, 990246888]

約数ペア:

[(1, 990246888), (2, 495123444), (3, 330082296), (4, 247561722), (6, 165041148), (8, 123780861), (9, 110027432), (12, 82520574), (18, 55013716), (24, 41260287), (31, 31943448), (36, 27506858), (62, 15971724), (72, 13753429), (93, 10647816), (124, 7985862), (186, 5323908), (248, 3992931), (279, 3549272), (372, 2661954), (558, 1774636), (744, 1330977), (1116, 887318), (2232, 443659)]