42171075

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 81825120

約数和(自身を除く): 39654045

約数列:

[1, 3, 5, 9, 15, 23, 25, 29, 45, 69, 75, 87, 115, 145, 207, 225, 261, 281, 345, 435, 575, 667, 725, 843, 1035, 1305, 1405, 1725, 2001, 2175, 2529, 3335, 4215, 5175, 6003, 6463, 6525, 7025, 8149, 10005, 12645, 16675, 19389, 21075, 24447, 30015, 32315, 40745, 50025, 58167, 63225, 73341, 96945, 122235, 150075, 161575, 187427, 203725, 290835, 366705, 484725, 562281, 611175, 937135, 1454175, 1686843, 1833525, 2811405, 4685675, 8434215, 14057025, 42171075]

約数ペア:

[(1, 42171075), (3, 14057025), (5, 8434215), (9, 4685675), (15, 2811405), (23, 1833525), (25, 1686843), (29, 1454175), (45, 937135), (69, 611175), (75, 562281), (87, 484725), (115, 366705), (145, 290835), (207, 203725), (225, 187427), (261, 161575), (281, 150075), (345, 122235), (435, 96945), (575, 73341), (667, 63225), (725, 58167), (843, 50025), (1035, 40745), (1305, 32315), (1405, 30015), (1725, 24447), (2001, 21075), (2175, 19389), (2529, 16675), (3335, 12645), (4215, 10005), (5175, 8149), (6003, 7025), (6463, 6525)]