42397615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 57770496

約数和(自身を除く): 15372881

約数列:

[1, 5, 13, 31, 53, 65, 155, 265, 397, 403, 689, 1643, 1985, 2015, 3445, 5161, 8215, 12307, 21041, 21359, 25805, 61535, 105205, 106795, 159991, 273533, 652271, 799955, 1367665, 3261355, 8479523, 42397615]

約数ペア:

[(1, 42397615), (5, 8479523), (13, 3261355), (31, 1367665), (53, 799955), (65, 652271), (155, 273533), (265, 159991), (397, 106795), (403, 105205), (689, 61535), (1643, 25805), (1985, 21359), (2015, 21041), (3445, 12307), (5161, 8215)]