15647990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 30209760

約数和(自身を除く): 14561770

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1109, 1411, 2218, 2822, 5545, 7055, 11090, 14110, 18853, 37706, 92047, 94265, 184094, 188530, 460235, 920470, 1564799, 3129598, 7823995, 15647990]

約数ペア:

[(1, 15647990), (2, 7823995), (5, 3129598), (10, 1564799), (17, 920470), (34, 460235), (83, 188530), (85, 184094), (166, 94265), (170, 92047), (415, 37706), (830, 18853), (1109, 14110), (1411, 11090), (2218, 7055), (2822, 5545)]