217877584347

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1\times {\mathrm{8039}}^1$

素因数の和:8633

約数の個数: 64

約数和(自身を含む): 345105100800

約数和(自身を除く): 127227516453

約数列:

[1, 3, 9, 17, 27, 51, 137, 153, 411, 431, 459, 1233, 1293, 2329, 3699, 3879, 6987, 7327, 8039, 11637, 20961, 21981, 24117, 59047, 62883, 65943, 72351, 136663, 177141, 197829, 217053, 409989, 531423, 1003799, 1101343, 1229967, 1594269, 3011397, 3304029, 3464809, 3689901, 9034191, 9912087, 10394427, 18722831, 27102573, 29736261, 31183281, 56168493, 58901753, 93549843, 168505479, 176705259, 474678833, 505516437, 530115777, 1424036499, 1590347331, 4272109497, 8069540161, 12816328491, 24208620483, 72625861449, 217877584347]

約数ペア:

[(1, 217877584347), (3, 72625861449), (9, 24208620483), (17, 12816328491), (27, 8069540161), (51, 4272109497), (137, 1590347331), (153, 1424036499), (411, 530115777), (431, 505516437), (459, 474678833), (1233, 176705259), (1293, 168505479), (2329, 93549843), (3699, 58901753), (3879, 56168493), (6987, 31183281), (7327, 29736261), (8039, 27102573), (11637, 18722831), (20961, 10394427), (21981, 9912087), (24117, 9034191), (59047, 3689901), (62883, 3464809), (65943, 3304029), (72351, 3011397), (136663, 1594269), (177141, 1229967), (197829, 1101343), (217053, 1003799), (409989, 531423)]