78543444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2221}}^1$

素因数の和:2656

約数の個数: 48

約数和(自身を含む): 210041216

約数和(自身を除く): 131497772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 421, 842, 1263, 1684, 2221, 2526, 2947, 4442, 5052, 5894, 6663, 8841, 8884, 11788, 13326, 15547, 17682, 26652, 31094, 35364, 46641, 62188, 93282, 186564, 935041, 1870082, 2805123, 3740164, 5610246, 6545287, 11220492, 13090574, 19635861, 26181148, 39271722, 78543444]

約数ペア:

[(1, 78543444), (2, 39271722), (3, 26181148), (4, 19635861), (6, 13090574), (7, 11220492), (12, 6545287), (14, 5610246), (21, 3740164), (28, 2805123), (42, 1870082), (84, 935041), (421, 186564), (842, 93282), (1263, 62188), (1684, 46641), (2221, 35364), (2526, 31094), (2947, 26652), (4442, 17682), (5052, 15547), (5894, 13326), (6663, 11788), (8841, 8884)]