213512052

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 559851264

約数和(自身を除く): 346339212

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 71, 74, 78, 111, 142, 148, 156, 213, 222, 284, 426, 444, 481, 521, 852, 923, 962, 1042, 1443, 1563, 1846, 1924, 2084, 2627, 2769, 2886, 3126, 3692, 5254, 5538, 5772, 6252, 6773, 7881, 10508, 11076, 13546, 15762, 19277, 20319, 27092, 31524, 34151, 36991, 38554, 40638, 57831, 68302, 73982, 77108, 81276, 102453, 110973, 115662, 136604, 147964, 204906, 221946, 231324, 250601, 409812, 443892, 480883, 501202, 751803, 961766, 1002404, 1368667, 1442649, 1503606, 1923532, 2737334, 2885298, 3007212, 4106001, 5474668, 5770596, 8212002, 16424004, 17792671, 35585342, 53378013, 71170684, 106756026, 213512052]

約数ペア:

[(1, 213512052), (2, 106756026), (3, 71170684), (4, 53378013), (6, 35585342), (12, 17792671), (13, 16424004), (26, 8212002), (37, 5770596), (39, 5474668), (52, 4106001), (71, 3007212), (74, 2885298), (78, 2737334), (111, 1923532), (142, 1503606), (148, 1442649), (156, 1368667), (213, 1002404), (222, 961766), (284, 751803), (426, 501202), (444, 480883), (481, 443892), (521, 409812), (852, 250601), (923, 231324), (962, 221946), (1042, 204906), (1443, 147964), (1563, 136604), (1846, 115662), (1924, 110973), (2084, 102453), (2627, 81276), (2769, 77108), (2886, 73982), (3126, 68302), (3692, 57831), (5254, 40638), (5538, 38554), (5772, 36991), (6252, 34151), (6773, 31524), (7881, 27092), (10508, 20319), (11076, 19277), (13546, 15762)]