28980328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4723}}^1$

素因数の和:4801

約数の個数: 32

約数和(自身を含む): 59522400

約数和(自身を除く): 30542072

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 472, 767, 1534, 3068, 4723, 6136, 9446, 18892, 37784, 61399, 122798, 245596, 278657, 491192, 557314, 1114628, 2229256, 3622541, 7245082, 14490164, 28980328]

約数ペア:

[(1, 28980328), (2, 14490164), (4, 7245082), (8, 3622541), (13, 2229256), (26, 1114628), (52, 557314), (59, 491192), (104, 278657), (118, 245596), (236, 122798), (472, 61399), (767, 37784), (1534, 18892), (3068, 9446), (4723, 6136)]