1338861748

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{3391}}^1$

素因数の和:3700

約数の個数: 48

約数和(自身を含む): 2735308800

約数和(自身を除く): 1396447052

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 239, 413, 478, 826, 956, 1652, 1673, 3346, 3391, 6692, 6782, 13564, 14101, 23737, 28202, 47474, 56404, 94948, 98707, 197414, 200069, 394828, 400138, 800276, 810449, 1400483, 1620898, 2800966, 3241796, 5601932, 5673143, 11346286, 22692572, 47816491, 95632982, 191265964, 334715437, 669430874, 1338861748]

約数ペア:

[(1, 1338861748), (2, 669430874), (4, 334715437), (7, 191265964), (14, 95632982), (28, 47816491), (59, 22692572), (118, 11346286), (236, 5673143), (239, 5601932), (413, 3241796), (478, 2800966), (826, 1620898), (956, 1400483), (1652, 810449), (1673, 800276), (3346, 400138), (3391, 394828), (6692, 200069), (6782, 197414), (13564, 98707), (14101, 94948), (23737, 56404), (28202, 47474)]