13858125

素因数分解:

$3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:431

約数の個数: 40

約数和(自身を含む): 24367200

約数和(自身を除く): 10509075

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 389, 475, 625, 1167, 1425, 1875, 1945, 2375, 5835, 7125, 7391, 9725, 11875, 22173, 29175, 35625, 36955, 48625, 110865, 145875, 184775, 243125, 554325, 729375, 923875, 2771625, 4619375, 13858125]

約数ペア:

[(1, 13858125), (3, 4619375), (5, 2771625), (15, 923875), (19, 729375), (25, 554325), (57, 243125), (75, 184775), (95, 145875), (125, 110865), (285, 48625), (375, 36955), (389, 35625), (475, 29175), (625, 22173), (1167, 11875), (1425, 9725), (1875, 7391), (1945, 7125), (2375, 5835)]