65521845123

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{6359}}^1$

素因数の和:6644

約数の個数: 64

約数和(自身を含む): 104405760000

約数和(自身を除く): 38883914877

約数列:

[1, 3, 7, 21, 37, 89, 111, 149, 259, 267, 447, 623, 777, 1043, 1869, 3129, 3293, 5513, 6359, 9879, 13261, 16539, 19077, 23051, 38591, 39783, 44513, 69153, 92827, 115773, 133539, 235283, 278481, 490657, 565951, 705849, 947491, 1471971, 1646981, 1697853, 2842473, 3434599, 3961657, 4940943, 6632437, 10303797, 11884971, 19897311, 20940187, 35057167, 62820561, 84326699, 105171501, 146581309, 245400169, 252980097, 439743927, 590286893, 736200507, 1770860679, 3120087863, 9360263589, 21840615041, 65521845123]

約数ペア:

[(1, 65521845123), (3, 21840615041), (7, 9360263589), (21, 3120087863), (37, 1770860679), (89, 736200507), (111, 590286893), (149, 439743927), (259, 252980097), (267, 245400169), (447, 146581309), (623, 105171501), (777, 84326699), (1043, 62820561), (1869, 35057167), (3129, 20940187), (3293, 19897311), (5513, 11884971), (6359, 10303797), (9879, 6632437), (13261, 4940943), (16539, 3961657), (19077, 3434599), (23051, 2842473), (38591, 1697853), (39783, 1646981), (44513, 1471971), (69153, 947491), (92827, 705849), (115773, 565951), (133539, 490657), (235283, 278481)]