313387308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21601}}^1$

素因数の和:21655

約数の個数: 72

約数和(自身を含む): 880670336

約数和(自身を除く): 567283028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 21601, 43202, 64803, 86404, 129606, 194409, 259212, 280813, 388818, 561626, 669631, 777636, 842439, 1123252, 1339262, 1684878, 2008893, 2527317, 2678524, 3369756, 4017786, 5054634, 6026679, 8035572, 8705203, 10109268, 12053358, 17410406, 24106716, 26115609, 34820812, 52231218, 78346827, 104462436, 156693654, 313387308]

約数ペア:

[(1, 313387308), (2, 156693654), (3, 104462436), (4, 78346827), (6, 52231218), (9, 34820812), (12, 26115609), (13, 24106716), (18, 17410406), (26, 12053358), (31, 10109268), (36, 8705203), (39, 8035572), (52, 6026679), (62, 5054634), (78, 4017786), (93, 3369756), (117, 2678524), (124, 2527317), (156, 2008893), (186, 1684878), (234, 1339262), (279, 1123252), (372, 842439), (403, 777636), (468, 669631), (558, 561626), (806, 388818), (1116, 280813), (1209, 259212), (1612, 194409), (2418, 129606), (3627, 86404), (4836, 64803), (7254, 43202), (14508, 21601)]