402844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 777728

約数和(自身を除く): 374884

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 127, 244, 254, 508, 793, 1586, 1651, 3172, 3302, 6604, 7747, 15494, 30988, 100711, 201422, 402844]

約数ペア:

[(1, 402844), (2, 201422), (4, 100711), (13, 30988), (26, 15494), (52, 7747), (61, 6604), (122, 3302), (127, 3172), (244, 1651), (254, 1586), (508, 793)]