12729210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 33288192

約数和(自身を除く): 20558982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 127, 130, 195, 254, 257, 381, 390, 514, 635, 762, 771, 1270, 1285, 1542, 1651, 1905, 2570, 3302, 3341, 3810, 3855, 4953, 6682, 7710, 8255, 9906, 10023, 16510, 16705, 20046, 24765, 32639, 33410, 49530, 50115, 65278, 97917, 100230, 163195, 195834, 326390, 424307, 489585, 848614, 979170, 1272921, 2121535, 2545842, 4243070, 6364605, 12729210]

約数ペア:

[(1, 12729210), (2, 6364605), (3, 4243070), (5, 2545842), (6, 2121535), (10, 1272921), (13, 979170), (15, 848614), (26, 489585), (30, 424307), (39, 326390), (65, 195834), (78, 163195), (127, 100230), (130, 97917), (195, 65278), (254, 50115), (257, 49530), (381, 33410), (390, 32639), (514, 24765), (635, 20046), (762, 16705), (771, 16510), (1270, 10023), (1285, 9906), (1542, 8255), (1651, 7710), (1905, 6682), (2570, 4953), (3302, 3855), (3341, 3810)]