1389375

素因数分解:

$3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:58

約数の個数: 60

約数和(自身を含む): 2842840

約数和(自身を除く): 1453465

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 125, 171, 195, 225, 247, 285, 325, 375, 475, 585, 625, 741, 855, 975, 1125, 1235, 1425, 1625, 1875, 2223, 2375, 2925, 3705, 4275, 4875, 5625, 6175, 7125, 8125, 11115, 11875, 14625, 18525, 21375, 24375, 30875, 35625, 55575, 73125, 92625, 106875, 154375, 277875, 463125, 1389375]

約数ペア:

[(1, 1389375), (3, 463125), (5, 277875), (9, 154375), (13, 106875), (15, 92625), (19, 73125), (25, 55575), (39, 35625), (45, 30875), (57, 24375), (65, 21375), (75, 18525), (95, 14625), (117, 11875), (125, 11115), (171, 8125), (195, 7125), (225, 6175), (247, 5625), (285, 4875), (325, 4275), (375, 3705), (475, 2925), (585, 2375), (625, 2223), (741, 1875), (855, 1625), (975, 1425), (1125, 1235)]