31478916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{751}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 84224000

約数和(自身を除く): 52745084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 499, 751, 998, 1497, 1502, 1996, 2253, 2994, 3004, 3493, 4506, 5257, 5988, 6986, 9012, 10479, 10514, 13972, 15771, 20958, 21028, 31542, 41916, 63084, 374749, 749498, 1124247, 1498996, 2248494, 2623243, 4496988, 5246486, 7869729, 10492972, 15739458, 31478916]

約数ペア:

[(1, 31478916), (2, 15739458), (3, 10492972), (4, 7869729), (6, 5246486), (7, 4496988), (12, 2623243), (14, 2248494), (21, 1498996), (28, 1124247), (42, 749498), (84, 374749), (499, 63084), (751, 41916), (998, 31542), (1497, 21028), (1502, 20958), (1996, 15771), (2253, 13972), (2994, 10514), (3004, 10479), (3493, 9012), (4506, 6986), (5257, 5988)]