1621796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 3386880

約数和(自身を除く): 1765084

約数列:

[1, 2, 4, 11, 22, 29, 31, 41, 44, 58, 62, 82, 116, 124, 164, 319, 341, 451, 638, 682, 899, 902, 1189, 1271, 1276, 1364, 1798, 1804, 2378, 2542, 3596, 4756, 5084, 9889, 13079, 13981, 19778, 26158, 27962, 36859, 39556, 52316, 55924, 73718, 147436, 405449, 810898, 1621796]

約数ペア:

[(1, 1621796), (2, 810898), (4, 405449), (11, 147436), (22, 73718), (29, 55924), (31, 52316), (41, 39556), (44, 36859), (58, 27962), (62, 26158), (82, 19778), (116, 13981), (124, 13079), (164, 9889), (319, 5084), (341, 4756), (451, 3596), (638, 2542), (682, 2378), (899, 1804), (902, 1798), (1189, 1364), (1271, 1276)]