71628518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2377}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 123846240

約数和(自身を除く): 52217722

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 247, 494, 793, 1159, 1586, 2318, 2377, 4754, 15067, 30134, 30901, 45163, 61802, 90326, 144997, 289994, 587119, 1174238, 1884961, 2754943, 3769922, 5509886, 35814259, 71628518]

約数ペア:

[(1, 71628518), (2, 35814259), (13, 5509886), (19, 3769922), (26, 2754943), (38, 1884961), (61, 1174238), (122, 587119), (247, 289994), (494, 144997), (793, 90326), (1159, 61802), (1586, 45163), (2318, 30901), (2377, 30134), (4754, 15067)]