289327012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2389}}^1$

素因数の和:2560

約数の個数: 48

約数和(自身を含む): 581802480

約数和(自身を除く): 292475468

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 137, 221, 274, 442, 548, 884, 1781, 2329, 2389, 3562, 4658, 4778, 7124, 9316, 9556, 30277, 31057, 40613, 60554, 62114, 81226, 121108, 124228, 162452, 327293, 527969, 654586, 1055938, 1309172, 2111876, 4254809, 5563981, 8509618, 11127962, 17019236, 22255924, 72331753, 144663506, 289327012]

約数ペア:

[(1, 289327012), (2, 144663506), (4, 72331753), (13, 22255924), (17, 17019236), (26, 11127962), (34, 8509618), (52, 5563981), (68, 4254809), (137, 2111876), (221, 1309172), (274, 1055938), (442, 654586), (548, 527969), (884, 327293), (1781, 162452), (2329, 124228), (2389, 121108), (3562, 81226), (4658, 62114), (4778, 60554), (7124, 40613), (9316, 31057), (9556, 30277)]