401897790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{637933}}^1$

素因数の和:637953

約数の個数: 48

約数和(自身を含む): 1194212448

約数和(自身を除く): 792314658

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 637933, 1275866, 1913799, 3189665, 3827598, 4465531, 5741397, 6379330, 8931062, 9568995, 11482794, 13396593, 19137990, 22327655, 26793186, 28706985, 40189779, 44655310, 57413970, 66982965, 80379558, 133965930, 200948895, 401897790]

約数ペア:

[(1, 401897790), (2, 200948895), (3, 133965930), (5, 80379558), (6, 66982965), (7, 57413970), (9, 44655310), (10, 40189779), (14, 28706985), (15, 26793186), (18, 22327655), (21, 19137990), (30, 13396593), (35, 11482794), (42, 9568995), (45, 8931062), (63, 6379330), (70, 5741397), (90, 4465531), (105, 3827598), (126, 3189665), (210, 1913799), (315, 1275866), (630, 637933)]