38867395

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 55728000

約数和(自身を除く): 16860605

約数列:

[1, 5, 7, 29, 35, 145, 149, 203, 257, 745, 1015, 1043, 1285, 1799, 4321, 5215, 7453, 8995, 21605, 30247, 37265, 38293, 52171, 151235, 191465, 260855, 268051, 1110497, 1340255, 5552485, 7773479, 38867395]

約数ペア:

[(1, 38867395), (5, 7773479), (7, 5552485), (29, 1340255), (35, 1110497), (145, 268051), (149, 260855), (203, 191465), (257, 151235), (745, 52171), (1015, 38293), (1043, 37265), (1285, 30247), (1799, 21605), (4321, 8995), (5215, 7453)]