16801875

素因数分解:

$3^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:158

約数の個数: 60

約数和(自身を含む): 31677360

約数和(自身を除く): 14875485

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 103, 125, 145, 225, 261, 309, 375, 435, 515, 625, 725, 927, 1125, 1305, 1545, 1875, 2175, 2575, 2987, 3625, 4635, 5625, 6525, 7725, 8961, 10875, 12875, 14935, 18125, 23175, 26883, 32625, 38625, 44805, 54375, 64375, 74675, 115875, 134415, 163125, 193125, 224025, 373375, 579375, 672075, 1120125, 1866875, 3360375, 5600625, 16801875]

約数ペア:

[(1, 16801875), (3, 5600625), (5, 3360375), (9, 1866875), (15, 1120125), (25, 672075), (29, 579375), (45, 373375), (75, 224025), (87, 193125), (103, 163125), (125, 134415), (145, 115875), (225, 74675), (261, 64375), (309, 54375), (375, 44805), (435, 38625), (515, 32625), (625, 26883), (725, 23175), (927, 18125), (1125, 14935), (1305, 12875), (1545, 10875), (1875, 8961), (2175, 7725), (2575, 6525), (2987, 5625), (3625, 4635)]