281946231

素因数分解:

$3^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{8623}}^1$

素因数の和:8812

約数の個数: 32

約数和(自身を含む): 480184320

約数和(自身を除く): 198238089

約数列:

[1, 3, 7, 9, 21, 27, 63, 173, 189, 519, 1211, 1557, 3633, 4671, 8623, 10899, 25869, 32697, 60361, 77607, 181083, 232821, 543249, 1491779, 1629747, 4475337, 10442453, 13426011, 31327359, 40278033, 93982077, 281946231]

約数ペア:

[(1, 281946231), (3, 93982077), (7, 40278033), (9, 31327359), (21, 13426011), (27, 10442453), (63, 4475337), (173, 1629747), (189, 1491779), (519, 543249), (1211, 232821), (1557, 181083), (3633, 77607), (4671, 60361), (8623, 32697), (10899, 25869)]