1245735

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 2396160

約数和(自身を除く): 1150425

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 47, 57, 93, 95, 141, 155, 171, 235, 279, 285, 423, 465, 589, 705, 855, 893, 1395, 1457, 1767, 2115, 2679, 2945, 4371, 4465, 5301, 7285, 8037, 8835, 13113, 13395, 21855, 26505, 27683, 40185, 65565, 83049, 138415, 249147, 415245, 1245735]

約数ペア:

[(1, 1245735), (3, 415245), (5, 249147), (9, 138415), (15, 83049), (19, 65565), (31, 40185), (45, 27683), (47, 26505), (57, 21855), (93, 13395), (95, 13113), (141, 8835), (155, 8037), (171, 7285), (235, 5301), (279, 4465), (285, 4371), (423, 2945), (465, 2679), (589, 2115), (705, 1767), (855, 1457), (893, 1395)]