28590930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 74602944

約数和(自身を除く): 46012014

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 491, 647, 982, 1294, 1473, 1941, 2455, 2946, 3235, 3882, 4419, 4910, 5823, 6470, 7365, 8838, 9705, 11646, 14730, 19410, 22095, 29115, 44190, 58230, 317677, 635354, 953031, 1588385, 1906062, 2859093, 3176770, 4765155, 5718186, 9530310, 14295465, 28590930]

約数ペア:

[(1, 28590930), (2, 14295465), (3, 9530310), (5, 5718186), (6, 4765155), (9, 3176770), (10, 2859093), (15, 1906062), (18, 1588385), (30, 953031), (45, 635354), (90, 317677), (491, 58230), (647, 44190), (982, 29115), (1294, 22095), (1473, 19410), (1941, 14730), (2455, 11646), (2946, 9705), (3235, 8838), (3882, 7365), (4419, 6470), (4910, 5823)]