28986190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1021}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 55629504

約数和(自身を除く): 26643314

約数列:

[1, 2, 5, 10, 17, 34, 85, 167, 170, 334, 835, 1021, 1670, 2042, 2839, 5105, 5678, 10210, 14195, 17357, 28390, 34714, 86785, 170507, 173570, 341014, 852535, 1705070, 2898619, 5797238, 14493095, 28986190]

約数ペア:

[(1, 28986190), (2, 14493095), (5, 5797238), (10, 2898619), (17, 1705070), (34, 852535), (85, 341014), (167, 173570), (170, 170507), (334, 86785), (835, 34714), (1021, 28390), (1670, 17357), (2042, 14195), (2839, 10210), (5105, 5678)]