1647396268

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{379}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 3422973120

約数和(自身を除く): 1775576852

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 331, 379, 469, 662, 758, 938, 1324, 1516, 1876, 2317, 2653, 3283, 4634, 5306, 6566, 9268, 10612, 13132, 16219, 18571, 22177, 25393, 32438, 37142, 44354, 50786, 64876, 74284, 88708, 101572, 125449, 155239, 177751, 250898, 310478, 355502, 501796, 620956, 711004, 878143, 1086673, 1244257, 1756286, 2173346, 2488514, 3512572, 4346692, 4977028, 6147001, 8405083, 12294002, 16810166, 24588004, 33620332, 58835581, 117671162, 235342324, 411849067, 823698134, 1647396268]

約数ペア:

[(1, 1647396268), (2, 823698134), (4, 411849067), (7, 235342324), (14, 117671162), (28, 58835581), (49, 33620332), (67, 24588004), (98, 16810166), (134, 12294002), (196, 8405083), (268, 6147001), (331, 4977028), (379, 4346692), (469, 3512572), (662, 2488514), (758, 2173346), (938, 1756286), (1324, 1244257), (1516, 1086673), (1876, 878143), (2317, 711004), (2653, 620956), (3283, 501796), (4634, 355502), (5306, 310478), (6566, 250898), (9268, 177751), (10612, 155239), (13132, 125449), (16219, 101572), (18571, 88708), (22177, 74284), (25393, 64876), (32438, 50786), (37142, 44354)]