2656845

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 5121792

約数和(自身を除く): 2464947

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 151, 153, 207, 255, 345, 391, 453, 755, 765, 1035, 1173, 1359, 1955, 2265, 2567, 3473, 3519, 5865, 6795, 7701, 10419, 12835, 17365, 17595, 23103, 31257, 38505, 52095, 59041, 115515, 156285, 177123, 295205, 531369, 885615, 2656845]

約数ペア:

[(1, 2656845), (3, 885615), (5, 531369), (9, 295205), (15, 177123), (17, 156285), (23, 115515), (45, 59041), (51, 52095), (69, 38505), (85, 31257), (115, 23103), (151, 17595), (153, 17365), (207, 12835), (255, 10419), (345, 7701), (391, 6795), (453, 5865), (755, 3519), (765, 3473), (1035, 2567), (1173, 2265), (1359, 1955)]