2587725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 5571072

約数和(自身を除く): 2983347

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 53, 63, 75, 93, 105, 155, 159, 175, 217, 225, 265, 279, 315, 371, 465, 477, 525, 651, 775, 795, 1085, 1113, 1325, 1395, 1575, 1643, 1855, 1953, 2325, 2385, 3255, 3339, 3975, 4929, 5425, 5565, 6975, 8215, 9275, 9765, 11501, 11925, 14787, 16275, 16695, 24645, 27825, 34503, 41075, 48825, 57505, 73935, 83475, 103509, 123225, 172515, 287525, 369675, 517545, 862575, 2587725]

約数ペア:

[(1, 2587725), (3, 862575), (5, 517545), (7, 369675), (9, 287525), (15, 172515), (21, 123225), (25, 103509), (31, 83475), (35, 73935), (45, 57505), (53, 48825), (63, 41075), (75, 34503), (93, 27825), (105, 24645), (155, 16695), (159, 16275), (175, 14787), (217, 11925), (225, 11501), (265, 9765), (279, 9275), (315, 8215), (371, 6975), (465, 5565), (477, 5425), (525, 4929), (651, 3975), (775, 3339), (795, 3255), (1085, 2385), (1113, 2325), (1325, 1953), (1395, 1855), (1575, 1643)]