201871515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{3457}}^1$

素因数の和:3711

約数の個数: 32

約数和(自身を含む): 343586880

約数和(自身を除く): 141715365

約数列:

[1, 3, 5, 15, 17, 51, 85, 229, 255, 687, 1145, 3435, 3457, 3893, 10371, 11679, 17285, 19465, 51855, 58395, 58769, 176307, 293845, 791653, 881535, 2374959, 3958265, 11874795, 13458101, 40374303, 67290505, 201871515]

約数ペア:

[(1, 201871515), (3, 67290505), (5, 40374303), (15, 13458101), (17, 11874795), (51, 3958265), (85, 2374959), (229, 881535), (255, 791653), (687, 293845), (1145, 176307), (3435, 58769), (3457, 58395), (3893, 51855), (10371, 19465), (11679, 17285)]