31212168

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 85276800

約数和(自身を除く): 54064632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 71, 78, 104, 142, 156, 213, 284, 312, 426, 568, 852, 923, 1409, 1704, 1846, 2769, 2818, 3692, 4227, 5538, 5636, 7384, 8454, 11076, 11272, 16908, 18317, 22152, 33816, 36634, 54951, 73268, 100039, 109902, 146536, 200078, 219804, 300117, 400156, 439608, 600234, 800312, 1200468, 1300507, 2400936, 2601014, 3901521, 5202028, 7803042, 10404056, 15606084, 31212168]

約数ペア:

[(1, 31212168), (2, 15606084), (3, 10404056), (4, 7803042), (6, 5202028), (8, 3901521), (12, 2601014), (13, 2400936), (24, 1300507), (26, 1200468), (39, 800312), (52, 600234), (71, 439608), (78, 400156), (104, 300117), (142, 219804), (156, 200078), (213, 146536), (284, 109902), (312, 100039), (426, 73268), (568, 54951), (852, 36634), (923, 33816), (1409, 22152), (1704, 18317), (1846, 16908), (2769, 11272), (2818, 11076), (3692, 8454), (4227, 7384), (5538, 5636)]