388331518

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{521}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 615625920

約数和(自身を除く): 227294402

約数列:

[1, 2, 29, 58, 71, 142, 181, 362, 521, 1042, 2059, 4118, 5249, 10498, 12851, 15109, 25702, 30218, 36991, 73982, 94301, 188602, 372679, 745358, 1072739, 2145478, 2734729, 5469458, 6695371, 13390742, 194165759, 388331518]

約数ペア:

[(1, 388331518), (2, 194165759), (29, 13390742), (58, 6695371), (71, 5469458), (142, 2734729), (181, 2145478), (362, 1072739), (521, 745358), (1042, 372679), (2059, 188602), (4118, 94301), (5249, 73982), (10498, 36991), (12851, 30218), (15109, 25702)]