42280137

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:315

約数の個数: 40

約数和(自身を含む): 66017600

約数和(自身を除く): 23737463

約数列:

[1, 3, 9, 27, 43, 61, 81, 129, 183, 199, 387, 549, 597, 1161, 1647, 1791, 2623, 3483, 4941, 5373, 7869, 8557, 12139, 16119, 23607, 25671, 36417, 70821, 77013, 109251, 212463, 231039, 327753, 521977, 693117, 983259, 1565931, 4697793, 14093379, 42280137]

約数ペア:

[(1, 42280137), (3, 14093379), (9, 4697793), (27, 1565931), (43, 983259), (61, 693117), (81, 521977), (129, 327753), (183, 231039), (199, 212463), (387, 109251), (549, 77013), (597, 70821), (1161, 36417), (1647, 25671), (1791, 23607), (2623, 16119), (3483, 12139), (4941, 8557), (5373, 7869)]