68752551

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 107421696

約数和(自身を除く): 38669145

約数列:

[1, 3, 7, 21, 61, 183, 191, 281, 427, 573, 843, 1281, 1337, 1967, 4011, 5901, 11651, 17141, 34953, 51423, 53671, 81557, 119987, 161013, 244671, 359961, 375697, 1127091, 3273931, 9821793, 22917517, 68752551]

約数ペア:

[(1, 68752551), (3, 22917517), (7, 9821793), (21, 3273931), (61, 1127091), (183, 375697), (191, 359961), (281, 244671), (427, 161013), (573, 119987), (843, 81557), (1281, 53671), (1337, 51423), (1967, 34953), (4011, 17141), (5901, 11651)]