305289567

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 521779104

約数和(自身を除く): 216489537

約数列:

[1, 3, 9, 11, 27, 33, 41, 61, 81, 99, 123, 137, 183, 297, 369, 411, 451, 549, 671, 891, 1107, 1233, 1353, 1507, 1647, 2013, 2501, 3321, 3699, 4059, 4521, 4941, 5617, 6039, 7503, 8357, 11097, 12177, 13563, 16851, 18117, 22509, 25071, 27511, 36531, 40689, 50553, 54351, 61787, 67527, 75213, 82533, 91927, 122067, 151659, 185361, 202581, 225639, 247599, 275781, 342637, 454977, 556083, 676917, 742797, 827343, 1027911, 1668249, 2228391, 2482029, 3083733, 3769007, 5004747, 7446087, 9251199, 11307021, 27753597, 33921063, 101763189, 305289567]

約数ペア:

[(1, 305289567), (3, 101763189), (9, 33921063), (11, 27753597), (27, 11307021), (33, 9251199), (41, 7446087), (61, 5004747), (81, 3769007), (99, 3083733), (123, 2482029), (137, 2228391), (183, 1668249), (297, 1027911), (369, 827343), (411, 742797), (451, 676917), (549, 556083), (671, 454977), (891, 342637), (1107, 275781), (1233, 247599), (1353, 225639), (1507, 202581), (1647, 185361), (2013, 151659), (2501, 122067), (3321, 91927), (3699, 82533), (4059, 75213), (4521, 67527), (4941, 61787), (5617, 54351), (6039, 50553), (7503, 40689), (8357, 36531), (11097, 27511), (12177, 25071), (13563, 22509), (16851, 18117)]