218639064

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1301423}}^1$

素因数の和:1301439

約数の個数: 32

約数和(自身を含む): 624683520

約数和(自身を除く): 406044456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1301423, 2602846, 3904269, 5205692, 7808538, 9109961, 10411384, 15617076, 18219922, 27329883, 31234152, 36439844, 54659766, 72879688, 109319532, 218639064]

約数ペア:

[(1, 218639064), (2, 109319532), (3, 72879688), (4, 54659766), (6, 36439844), (7, 31234152), (8, 27329883), (12, 18219922), (14, 15617076), (21, 10411384), (24, 9109961), (28, 7808538), (42, 5205692), (56, 3904269), (84, 2602846), (168, 1301423)]