71920682

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 44408278

約数列:

[1, 2, 31, 43, 53, 62, 86, 106, 509, 1018, 1333, 1643, 2279, 2666, 3286, 4558, 15779, 21887, 26977, 31558, 43774, 53954, 70649, 141298, 678497, 836287, 1160011, 1356994, 1672574, 2320022, 35960341, 71920682]

約数ペア:

[(1, 71920682), (2, 35960341), (31, 2320022), (43, 1672574), (53, 1356994), (62, 1160011), (86, 836287), (106, 678497), (509, 141298), (1018, 70649), (1333, 53954), (1643, 43774), (2279, 31558), (2666, 26977), (3286, 21887), (4558, 15779)]