291234008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1583}}^1$

素因数の和:1692

約数の個数: 64

約数和(自身を含む): 618710400

約数和(自身を除く): 327476392

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 61, 104, 116, 122, 232, 244, 377, 488, 754, 793, 1508, 1583, 1586, 1769, 3016, 3166, 3172, 3538, 6332, 6344, 7076, 12664, 14152, 20579, 22997, 41158, 45907, 45994, 82316, 91814, 91988, 96563, 164632, 183628, 183976, 193126, 367256, 386252, 596791, 772504, 1193582, 1255319, 2387164, 2510638, 2800327, 4774328, 5021276, 5600654, 10042552, 11201308, 22402616, 36404251, 72808502, 145617004, 291234008]

約数ペア:

[(1, 291234008), (2, 145617004), (4, 72808502), (8, 36404251), (13, 22402616), (26, 11201308), (29, 10042552), (52, 5600654), (58, 5021276), (61, 4774328), (104, 2800327), (116, 2510638), (122, 2387164), (232, 1255319), (244, 1193582), (377, 772504), (488, 596791), (754, 386252), (793, 367256), (1508, 193126), (1583, 183976), (1586, 183628), (1769, 164632), (3016, 96563), (3166, 91988), (3172, 91814), (3538, 82316), (6332, 45994), (6344, 45907), (7076, 41158), (12664, 22997), (14152, 20579)]