91591045

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 139330800

約数和(自身を除く): 47739755

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 149, 193, 245, 455, 637, 745, 965, 1043, 1351, 1937, 2509, 3185, 5215, 6755, 7301, 9457, 9685, 12545, 13559, 17563, 28757, 36505, 47285, 67795, 87815, 94913, 122941, 143785, 201299, 373841, 474565, 614705, 1006495, 1409093, 1869205, 2616887, 7045465, 13084435, 18318209, 91591045]

約数ペア:

[(1, 91591045), (5, 18318209), (7, 13084435), (13, 7045465), (35, 2616887), (49, 1869205), (65, 1409093), (91, 1006495), (149, 614705), (193, 474565), (245, 373841), (455, 201299), (637, 143785), (745, 122941), (965, 94913), (1043, 87815), (1351, 67795), (1937, 47285), (2509, 36505), (3185, 28757), (5215, 17563), (6755, 13559), (7301, 12545), (9457, 9685)]