212380974

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15923}}^1$

素因数の和:15966

約数の個数: 64

約数和(自身を含む): 535046400

約数和(自身を除く): 322665426

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 2223, 4446, 6669, 13338, 15923, 31846, 47769, 95538, 143307, 206999, 286614, 302537, 413998, 429921, 605074, 620997, 859842, 907611, 1241994, 1815222, 1862991, 2722833, 3725982, 3932981, 5445666, 5588973, 7865962, 8168499, 11177946, 11798943, 16336998, 23597886, 35396829, 70793658, 106190487, 212380974]

約数ペア:

[(1, 212380974), (2, 106190487), (3, 70793658), (6, 35396829), (9, 23597886), (13, 16336998), (18, 11798943), (19, 11177946), (26, 8168499), (27, 7865962), (38, 5588973), (39, 5445666), (54, 3932981), (57, 3725982), (78, 2722833), (114, 1862991), (117, 1815222), (171, 1241994), (234, 907611), (247, 859842), (342, 620997), (351, 605074), (494, 429921), (513, 413998), (702, 302537), (741, 286614), (1026, 206999), (1482, 143307), (2223, 95538), (4446, 47769), (6669, 31846), (13338, 15923)]