16257808

素因数分解:

$2^4\times 7^2\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 37213020

約数和(自身を除く): 20955212

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 89, 98, 112, 178, 196, 233, 356, 392, 466, 623, 712, 784, 932, 1246, 1424, 1631, 1864, 2492, 3262, 3728, 4361, 4984, 6524, 8722, 9968, 11417, 13048, 17444, 20737, 22834, 26096, 34888, 41474, 45668, 69776, 82948, 91336, 145159, 165896, 182672, 290318, 331792, 580636, 1016113, 1161272, 2032226, 2322544, 4064452, 8128904, 16257808]

約数ペア:

[(1, 16257808), (2, 8128904), (4, 4064452), (7, 2322544), (8, 2032226), (14, 1161272), (16, 1016113), (28, 580636), (49, 331792), (56, 290318), (89, 182672), (98, 165896), (112, 145159), (178, 91336), (196, 82948), (233, 69776), (356, 45668), (392, 41474), (466, 34888), (623, 26096), (712, 22834), (784, 20737), (932, 17444), (1246, 13048), (1424, 11417), (1631, 9968), (1864, 8722), (2492, 6524), (3262, 4984), (3728, 4361)]