31448898

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 80

約数和(自身を含む): 77144760

約数和(自身を除く): 45695862

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 109, 117, 137, 162, 218, 234, 274, 327, 351, 411, 654, 702, 822, 981, 1053, 1233, 1417, 1781, 1962, 2106, 2466, 2834, 2943, 3562, 3699, 4251, 5343, 5886, 7398, 8502, 8829, 10686, 11097, 12753, 14933, 16029, 17658, 22194, 25506, 29866, 32058, 38259, 44799, 48087, 76518, 89598, 96174, 114777, 134397, 144261, 194129, 229554, 268794, 288522, 388258, 403191, 582387, 806382, 1164774, 1209573, 1747161, 2419146, 3494322, 5241483, 10482966, 15724449, 31448898]

約数ペア:

[(1, 31448898), (2, 15724449), (3, 10482966), (6, 5241483), (9, 3494322), (13, 2419146), (18, 1747161), (26, 1209573), (27, 1164774), (39, 806382), (54, 582387), (78, 403191), (81, 388258), (109, 288522), (117, 268794), (137, 229554), (162, 194129), (218, 144261), (234, 134397), (274, 114777), (327, 96174), (351, 89598), (411, 76518), (654, 48087), (702, 44799), (822, 38259), (981, 32058), (1053, 29866), (1233, 25506), (1417, 22194), (1781, 17658), (1962, 16029), (2106, 14933), (2466, 12753), (2834, 11097), (2943, 10686), (3562, 8829), (3699, 8502), (4251, 7398), (5343, 5886)]