780859713

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{691}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 1116057600

約数和(自身を除く): 335197887

約数列:

[1, 3, 29, 31, 87, 93, 419, 691, 899, 1257, 2073, 2697, 12151, 12989, 20039, 21421, 36453, 38967, 60117, 64263, 289529, 376681, 621209, 868587, 1130043, 1863627, 8396341, 8975399, 25189023, 26926197, 260286571, 780859713]

約数ペア:

[(1, 780859713), (3, 260286571), (29, 26926197), (31, 25189023), (87, 8975399), (93, 8396341), (419, 1863627), (691, 1130043), (899, 868587), (1257, 621209), (2073, 376681), (2697, 289529), (12151, 64263), (12989, 60117), (20039, 38967), (21421, 36453)]