71591175

素因数分解:

$3^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1583}}^1$

素因数の和:1669

約数の個数: 48

約数和(自身を含む): 133562880

約数和(自身を除く): 61971705

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 67, 75, 135, 201, 225, 335, 603, 675, 1005, 1583, 1675, 1809, 3015, 4749, 5025, 7915, 9045, 14247, 15075, 23745, 39575, 42741, 45225, 71235, 106061, 118725, 213705, 318183, 356175, 530305, 954549, 1068525, 1590915, 2651525, 2863647, 4772745, 7954575, 14318235, 23863725, 71591175]

約数ペア:

[(1, 71591175), (3, 23863725), (5, 14318235), (9, 7954575), (15, 4772745), (25, 2863647), (27, 2651525), (45, 1590915), (67, 1068525), (75, 954549), (135, 530305), (201, 356175), (225, 318183), (335, 213705), (603, 118725), (675, 106061), (1005, 71235), (1583, 45225), (1675, 42741), (1809, 39575), (3015, 23745), (4749, 15075), (5025, 14247), (7915, 9045)]