15237957

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 24330240

約数和(自身を除く): 9092283

約数列:

[1, 3, 7, 21, 31, 89, 93, 217, 263, 267, 623, 651, 789, 1841, 1869, 2759, 5523, 8153, 8277, 19313, 23407, 24459, 57071, 57939, 70221, 163849, 171213, 491547, 725617, 2176851, 5079319, 15237957]

約数ペア:

[(1, 15237957), (3, 5079319), (7, 2176851), (21, 725617), (31, 491547), (89, 171213), (93, 163849), (217, 70221), (263, 57939), (267, 57071), (623, 24459), (651, 23407), (789, 19313), (1841, 8277), (1869, 8153), (2759, 5523)]