394508402

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{499}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 629640000

約数和(自身を除く): 235131598

約数列:

[1, 2, 29, 43, 58, 86, 317, 499, 634, 998, 1247, 2494, 9193, 13631, 14471, 18386, 21457, 27262, 28942, 42914, 158183, 316366, 395299, 622253, 790598, 1244506, 4587307, 6801869, 9174614, 13603738, 197254201, 394508402]

約数ペア:

[(1, 394508402), (2, 197254201), (29, 13603738), (43, 9174614), (58, 6801869), (86, 4587307), (317, 1244506), (499, 790598), (634, 622253), (998, 395299), (1247, 316366), (2494, 158183), (9193, 42914), (13631, 28942), (14471, 27262), (18386, 21457)]