919019955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 1741824000

約数和(自身を除く): 822804045

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 349, 465, 651, 809, 1047, 1085, 1745, 2427, 2443, 3255, 4045, 5235, 5663, 7329, 10819, 12135, 12215, 16989, 25079, 28315, 32457, 36645, 54095, 75237, 75733, 84945, 125395, 162285, 175553, 227199, 282341, 376185, 378665, 526659, 847023, 877765, 1135995, 1411705, 1976387, 2633295, 4235115, 5929161, 8752571, 9881935, 26257713, 29645805, 43762855, 61267997, 131288565, 183803991, 306339985, 919019955]

約数ペア:

[(1, 919019955), (3, 306339985), (5, 183803991), (7, 131288565), (15, 61267997), (21, 43762855), (31, 29645805), (35, 26257713), (93, 9881935), (105, 8752571), (155, 5929161), (217, 4235115), (349, 2633295), (465, 1976387), (651, 1411705), (809, 1135995), (1047, 877765), (1085, 847023), (1745, 526659), (2427, 378665), (2443, 376185), (3255, 282341), (4045, 227199), (5235, 175553), (5663, 162285), (7329, 125395), (10819, 84945), (12135, 75733), (12215, 75237), (16989, 54095), (25079, 36645), (28315, 32457)]