1888894917

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{4549}}^1$

素因数の和:4604

約数の個数: 64

約数和(自身を含む): 3465280000

約数和(自身を除く): 1576385083

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 819, 1183, 1521, 2197, 2457, 3549, 4549, 4563, 6591, 10647, 13647, 15379, 19773, 31843, 31941, 40941, 46137, 59137, 59319, 95529, 122823, 138411, 177411, 286587, 413959, 415233, 532233, 768781, 859761, 1241877, 1596699, 2306343, 3725631, 5381467, 6919029, 9994153, 11176893, 16144401, 20757087, 29982459, 48433203, 69959071, 89947377, 145299609, 209877213, 269842131, 629631639, 1888894917]

約数ペア:

[(1, 1888894917), (3, 629631639), (7, 269842131), (9, 209877213), (13, 145299609), (21, 89947377), (27, 69959071), (39, 48433203), (63, 29982459), (91, 20757087), (117, 16144401), (169, 11176893), (189, 9994153), (273, 6919029), (351, 5381467), (507, 3725631), (819, 2306343), (1183, 1596699), (1521, 1241877), (2197, 859761), (2457, 768781), (3549, 532233), (4549, 415233), (4563, 413959), (6591, 286587), (10647, 177411), (13647, 138411), (15379, 122823), (19773, 95529), (31843, 59319), (31941, 59137), (40941, 46137)]