331349289424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1\times {\mathrm{21121}}^1$

素因数の和:21704

約数の個数: 80

約数和(自身を含む): 686373921936

約数和(自身を除く): 355024632512

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 137, 272, 274, 421, 548, 842, 1096, 1684, 2192, 2329, 3368, 4658, 6736, 7157, 9316, 14314, 18632, 21121, 28628, 37264, 42242, 57256, 57677, 84484, 114512, 115354, 168968, 230708, 337936, 359057, 461416, 718114, 922832, 980509, 1436228, 1961018, 2872456, 2893577, 3922036, 5744912, 5787154, 7844072, 8891941, 11574308, 15688144, 17783882, 23148616, 35567764, 46297232, 49190809, 71135528, 98381618, 142271056, 151162997, 196763236, 302325994, 393526472, 604651988, 787052944, 1209303976, 1218195917, 2418607952, 2436391834, 4872783668, 9745567336, 19491134672, 20709330589, 41418661178, 82837322356, 165674644712, 331349289424]

約数ペア:

[(1, 331349289424), (2, 165674644712), (4, 82837322356), (8, 41418661178), (16, 20709330589), (17, 19491134672), (34, 9745567336), (68, 4872783668), (136, 2436391834), (137, 2418607952), (272, 1218195917), (274, 1209303976), (421, 787052944), (548, 604651988), (842, 393526472), (1096, 302325994), (1684, 196763236), (2192, 151162997), (2329, 142271056), (3368, 98381618), (4658, 71135528), (6736, 49190809), (7157, 46297232), (9316, 35567764), (14314, 23148616), (18632, 17783882), (21121, 15688144), (28628, 11574308), (37264, 8891941), (42242, 7844072), (57256, 5787154), (57677, 5744912), (84484, 3922036), (114512, 2893577), (115354, 2872456), (168968, 1961018), (230708, 1436228), (337936, 980509), (359057, 922832), (461416, 718114)]