139979476

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 309888936

約数和(自身を除く): 169909460

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 137, 182, 196, 274, 364, 401, 548, 637, 802, 959, 1274, 1604, 1781, 1918, 2548, 2807, 3562, 3836, 5213, 5614, 6713, 7124, 10426, 11228, 12467, 13426, 19649, 20852, 24934, 26852, 36491, 39298, 49868, 54937, 72982, 78596, 87269, 109874, 145964, 174538, 219748, 255437, 349076, 384559, 510874, 714181, 769118, 1021748, 1428362, 1538236, 2691913, 2856724, 4999267, 5383826, 9998534, 10767652, 19997068, 34994869, 69989738, 139979476]

約数ペア:

[(1, 139979476), (2, 69989738), (4, 34994869), (7, 19997068), (13, 10767652), (14, 9998534), (26, 5383826), (28, 4999267), (49, 2856724), (52, 2691913), (91, 1538236), (98, 1428362), (137, 1021748), (182, 769118), (196, 714181), (274, 510874), (364, 384559), (401, 349076), (548, 255437), (637, 219748), (802, 174538), (959, 145964), (1274, 109874), (1604, 87269), (1781, 78596), (1918, 72982), (2548, 54937), (2807, 49868), (3562, 39298), (3836, 36491), (5213, 26852), (5614, 24934), (6713, 20852), (7124, 19649), (10426, 13426), (11228, 12467)]