53963325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 109680480

約数和(自身を除く): 55717155

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 195, 225, 247, 285, 325, 475, 585, 741, 855, 971, 975, 1235, 1425, 2223, 2913, 2925, 3705, 4275, 4855, 6175, 8739, 11115, 12623, 14565, 18449, 18525, 24275, 37869, 43695, 55347, 55575, 63115, 72825, 92245, 113607, 166041, 189345, 218475, 239837, 276735, 315575, 461225, 568035, 719511, 830205, 946725, 1199185, 1383675, 2158533, 2840175, 3597555, 4151025, 5995925, 10792665, 17987775, 53963325]

約数ペア:

[(1, 53963325), (3, 17987775), (5, 10792665), (9, 5995925), (13, 4151025), (15, 3597555), (19, 2840175), (25, 2158533), (39, 1383675), (45, 1199185), (57, 946725), (65, 830205), (75, 719511), (95, 568035), (117, 461225), (171, 315575), (195, 276735), (225, 239837), (247, 218475), (285, 189345), (325, 166041), (475, 113607), (585, 92245), (741, 72825), (855, 63115), (971, 55575), (975, 55347), (1235, 43695), (1425, 37869), (2223, 24275), (2913, 18525), (2925, 18449), (3705, 14565), (4275, 12623), (4855, 11115), (6175, 8739)]