221064736

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1619}}^1$

素因数の和:1897

約数の個数: 48

約数和(自身を含む): 462944160

約数和(自身を除く): 241879424

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 251, 272, 502, 544, 1004, 1619, 2008, 3238, 4016, 4267, 6476, 8032, 8534, 12952, 17068, 25904, 27523, 34136, 51808, 55046, 68272, 110092, 136544, 220184, 406369, 440368, 812738, 880736, 1625476, 3250952, 6501904, 6908273, 13003808, 13816546, 27633092, 55266184, 110532368, 221064736]

約数ペア:

[(1, 221064736), (2, 110532368), (4, 55266184), (8, 27633092), (16, 13816546), (17, 13003808), (32, 6908273), (34, 6501904), (68, 3250952), (136, 1625476), (251, 880736), (272, 812738), (502, 440368), (544, 406369), (1004, 220184), (1619, 136544), (2008, 110092), (3238, 68272), (4016, 55046), (4267, 51808), (6476, 34136), (8032, 27523), (8534, 25904), (12952, 17068)]