321433892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 654551016

約数和(自身を除く): 333117124

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 73, 146, 221, 289, 292, 293, 442, 578, 586, 884, 949, 1156, 1172, 1241, 1898, 2482, 3757, 3796, 3809, 4964, 4981, 7514, 7618, 9962, 15028, 15236, 16133, 19924, 21097, 21389, 32266, 42194, 42778, 64532, 64753, 84388, 84677, 85556, 129506, 169354, 259012, 274261, 278057, 338708, 363613, 548522, 556114, 727226, 1097044, 1100801, 1112228, 1454452, 2201602, 4403204, 4726969, 6181421, 9453938, 12362842, 18907876, 24725684, 80358473, 160716946, 321433892]

約数ペア:

[(1, 321433892), (2, 160716946), (4, 80358473), (13, 24725684), (17, 18907876), (26, 12362842), (34, 9453938), (52, 6181421), (68, 4726969), (73, 4403204), (146, 2201602), (221, 1454452), (289, 1112228), (292, 1100801), (293, 1097044), (442, 727226), (578, 556114), (586, 548522), (884, 363613), (949, 338708), (1156, 278057), (1172, 274261), (1241, 259012), (1898, 169354), (2482, 129506), (3757, 85556), (3796, 84677), (3809, 84388), (4964, 64753), (4981, 64532), (7514, 42778), (7618, 42194), (9962, 32266), (15028, 21389), (15236, 21097), (16133, 19924)]