395293899

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1120

約数の個数: 64

約数和(自身を含む): 713502720

約数和(自身を除く): 318208821

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 139, 143, 231, 273, 417, 429, 947, 973, 1001, 1529, 1807, 2841, 2919, 3003, 4587, 5421, 6629, 10417, 10703, 12311, 12649, 19877, 19887, 31251, 32109, 36933, 37947, 59631, 72919, 86177, 131633, 135421, 139139, 218757, 258531, 394899, 406263, 417417, 921431, 947947, 1447963, 1711229, 2764293, 2843841, 4343889, 5133687, 10135741, 11978603, 18823519, 30407223, 35935809, 56470557, 131764633, 395293899]

約数ペア:

[(1, 395293899), (3, 131764633), (7, 56470557), (11, 35935809), (13, 30407223), (21, 18823519), (33, 11978603), (39, 10135741), (77, 5133687), (91, 4343889), (139, 2843841), (143, 2764293), (231, 1711229), (273, 1447963), (417, 947947), (429, 921431), (947, 417417), (973, 406263), (1001, 394899), (1529, 258531), (1807, 218757), (2841, 139139), (2919, 135421), (3003, 131633), (4587, 86177), (5421, 72919), (6629, 59631), (10417, 37947), (10703, 36933), (12311, 32109), (12649, 31251), (19877, 19887)]