399582015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 780088320

約数和(自身を除く): 380506305

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 47, 49, 105, 129, 141, 147, 215, 235, 245, 269, 301, 329, 645, 705, 735, 807, 903, 987, 1345, 1505, 1645, 1883, 2021, 2107, 2303, 4035, 4515, 4935, 5649, 6063, 6321, 6909, 9415, 10105, 10535, 11515, 11567, 12643, 13181, 14147, 28245, 30315, 31605, 34545, 34701, 37929, 39543, 42441, 57835, 63215, 65905, 70735, 80969, 88501, 99029, 173505, 189645, 197715, 212205, 242907, 265503, 297087, 404845, 442505, 495145, 543649, 566783, 619507, 1214535, 1327515, 1485435, 1630947, 1700349, 1858521, 2718245, 2833915, 3097535, 3805543, 8154735, 8501745, 9292605, 11416629, 19027715, 26638801, 57083145, 79916403, 133194005, 399582015]

約数ペア:

[(1, 399582015), (3, 133194005), (5, 79916403), (7, 57083145), (15, 26638801), (21, 19027715), (35, 11416629), (43, 9292605), (47, 8501745), (49, 8154735), (105, 3805543), (129, 3097535), (141, 2833915), (147, 2718245), (215, 1858521), (235, 1700349), (245, 1630947), (269, 1485435), (301, 1327515), (329, 1214535), (645, 619507), (705, 566783), (735, 543649), (807, 495145), (903, 442505), (987, 404845), (1345, 297087), (1505, 265503), (1645, 242907), (1883, 212205), (2021, 197715), (2107, 189645), (2303, 173505), (4035, 99029), (4515, 88501), (4935, 80969), (5649, 70735), (6063, 65905), (6321, 63215), (6909, 57835), (9415, 42441), (10105, 39543), (10535, 37929), (11515, 34701), (11567, 34545), (12643, 31605), (13181, 30315), (14147, 28245)]