3945375

素因数分解:

$3^3\times 5^3\times 7^1\times {\mathrm{167}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 8386560

約数和(自身を除く): 4441185

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 167, 175, 189, 225, 315, 375, 501, 525, 675, 835, 875, 945, 1125, 1169, 1503, 1575, 2505, 2625, 3375, 3507, 4175, 4509, 4725, 5845, 7515, 7875, 10521, 12525, 17535, 20875, 22545, 23625, 29225, 31563, 37575, 52605, 62625, 87675, 112725, 146125, 157815, 187875, 263025, 438375, 563625, 789075, 1315125, 3945375]

約数ペア:

[(1, 3945375), (3, 1315125), (5, 789075), (7, 563625), (9, 438375), (15, 263025), (21, 187875), (25, 157815), (27, 146125), (35, 112725), (45, 87675), (63, 62625), (75, 52605), (105, 37575), (125, 31563), (135, 29225), (167, 23625), (175, 22545), (189, 20875), (225, 17535), (315, 12525), (375, 10521), (501, 7875), (525, 7515), (675, 5845), (835, 4725), (875, 4509), (945, 4175), (1125, 3507), (1169, 3375), (1503, 2625), (1575, 2505)]