30689655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 52012800

約数和(自身を除く): 21323145

約数列:

[1, 3, 5, 15, 19, 57, 95, 257, 285, 419, 771, 1257, 1285, 2095, 3855, 4883, 6285, 7961, 14649, 23883, 24415, 39805, 73245, 107683, 119415, 323049, 538415, 1615245, 2045977, 6137931, 10229885, 30689655]

約数ペア:

[(1, 30689655), (3, 10229885), (5, 6137931), (15, 2045977), (19, 1615245), (57, 538415), (95, 323049), (257, 119415), (285, 107683), (419, 73245), (771, 39805), (1257, 24415), (1285, 23883), (2095, 14649), (3855, 7961), (4883, 6285)]