378889784

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{5153}}^1$

素因数の和:5280

約数の個数: 64

約数和(自身を含む): 883189440

約数和(自身を除く): 504299656

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 101, 104, 182, 202, 364, 404, 707, 728, 808, 1313, 1414, 2626, 2828, 5153, 5252, 5656, 9191, 10306, 10504, 18382, 20612, 36071, 36764, 41224, 66989, 72142, 73528, 133978, 144284, 267956, 288568, 468923, 520453, 535912, 937846, 1040906, 1875692, 2081812, 3643171, 3751384, 4163624, 6765889, 7286342, 13531778, 14572684, 27063556, 29145368, 47361223, 54127112, 94722446, 189444892, 378889784]

約数ペア:

[(1, 378889784), (2, 189444892), (4, 94722446), (7, 54127112), (8, 47361223), (13, 29145368), (14, 27063556), (26, 14572684), (28, 13531778), (52, 7286342), (56, 6765889), (91, 4163624), (101, 3751384), (104, 3643171), (182, 2081812), (202, 1875692), (364, 1040906), (404, 937846), (707, 535912), (728, 520453), (808, 468923), (1313, 288568), (1414, 267956), (2626, 144284), (2828, 133978), (5153, 73528), (5252, 72142), (5656, 66989), (9191, 41224), (10306, 36764), (10504, 36071), (18382, 20612)]