1681425

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 3214080

約数和(自身を除く): 1532655

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 53, 75, 135, 141, 159, 225, 235, 265, 423, 477, 675, 705, 795, 1175, 1269, 1325, 1431, 2115, 2385, 2491, 3525, 3975, 6345, 7155, 7473, 10575, 11925, 12455, 22419, 31725, 35775, 37365, 62275, 67257, 112095, 186825, 336285, 560475, 1681425]

約数ペア:

[(1, 1681425), (3, 560475), (5, 336285), (9, 186825), (15, 112095), (25, 67257), (27, 62275), (45, 37365), (47, 35775), (53, 31725), (75, 22419), (135, 12455), (141, 11925), (159, 10575), (225, 7473), (235, 7155), (265, 6345), (423, 3975), (477, 3525), (675, 2491), (705, 2385), (795, 2115), (1175, 1431), (1269, 1325)]