258151796

素因数分解:

$2^2\times 7^2\times {\mathrm{653}}^1\times {\mathrm{2017}}^1$

素因数の和:2688

約数の個数: 36

約数和(自身を含む): 526589028

約数和(自身を除く): 268437232

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 653, 1306, 2017, 2612, 4034, 4571, 8068, 9142, 14119, 18284, 28238, 31997, 56476, 63994, 98833, 127988, 197666, 395332, 1317101, 2634202, 5268404, 9219707, 18439414, 36878828, 64537949, 129075898, 258151796]

約数ペア:

[(1, 258151796), (2, 129075898), (4, 64537949), (7, 36878828), (14, 18439414), (28, 9219707), (49, 5268404), (98, 2634202), (196, 1317101), (653, 395332), (1306, 197666), (2017, 127988), (2612, 98833), (4034, 63994), (4571, 56476), (8068, 31997), (9142, 28238), (14119, 18284)]