7780916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 16332288

約数和(自身を除く): 8551372

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 223, 244, 286, 446, 572, 671, 793, 892, 1342, 1586, 2453, 2684, 2899, 3172, 4906, 5798, 8723, 9812, 11596, 13603, 17446, 27206, 31889, 34892, 54412, 63778, 127556, 149633, 176839, 299266, 353678, 598532, 707356, 1945229, 3890458, 7780916]

約数ペア:

[(1, 7780916), (2, 3890458), (4, 1945229), (11, 707356), (13, 598532), (22, 353678), (26, 299266), (44, 176839), (52, 149633), (61, 127556), (122, 63778), (143, 54412), (223, 34892), (244, 31889), (286, 27206), (446, 17446), (572, 13603), (671, 11596), (793, 9812), (892, 8723), (1342, 5798), (1586, 4906), (2453, 3172), (2684, 2899)]