1906125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 64

約数和(自身を含む): 3773952

約数和(自身を除く): 1867827

約数列:

[1, 3, 5, 13, 15, 17, 23, 25, 39, 51, 65, 69, 75, 85, 115, 125, 195, 221, 255, 299, 325, 345, 375, 391, 425, 575, 663, 897, 975, 1105, 1173, 1275, 1495, 1625, 1725, 1955, 2125, 2875, 3315, 4485, 4875, 5083, 5525, 5865, 6375, 7475, 8625, 9775, 15249, 16575, 22425, 25415, 27625, 29325, 37375, 48875, 76245, 82875, 112125, 127075, 146625, 381225, 635375, 1906125]

約数ペア:

[(1, 1906125), (3, 635375), (5, 381225), (13, 146625), (15, 127075), (17, 112125), (23, 82875), (25, 76245), (39, 48875), (51, 37375), (65, 29325), (69, 27625), (75, 25415), (85, 22425), (115, 16575), (125, 15249), (195, 9775), (221, 8625), (255, 7475), (299, 6375), (325, 5865), (345, 5525), (375, 5083), (391, 4875), (425, 4485), (575, 3315), (663, 2875), (897, 2125), (975, 1955), (1105, 1725), (1173, 1625), (1275, 1495)]