399362402

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 645096960

約数和(自身を除く): 245734558

約数列:

[1, 2, 17, 34, 89, 178, 271, 487, 542, 974, 1513, 3026, 4607, 8279, 9214, 16558, 24119, 43343, 48238, 86686, 131977, 263954, 410023, 736831, 820046, 1473662, 2243609, 4487218, 11745953, 23491906, 199681201, 399362402]

約数ペア:

[(1, 399362402), (2, 199681201), (17, 23491906), (34, 11745953), (89, 4487218), (178, 2243609), (271, 1473662), (487, 820046), (542, 736831), (974, 410023), (1513, 263954), (3026, 131977), (4607, 86686), (8279, 48238), (9214, 43343), (16558, 24119)]