253861816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1033}}^1$

素因数の和:1208

約数の個数: 64

約数和(自身を含む): 547192800

約数和(自身を除く): 293330984

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 139, 221, 278, 442, 556, 884, 1033, 1112, 1768, 1807, 2066, 2363, 3614, 4132, 4726, 7228, 8264, 9452, 13429, 14456, 17561, 18904, 26858, 30719, 35122, 53716, 61438, 70244, 107432, 122876, 140488, 143587, 228293, 245752, 287174, 456586, 574348, 913172, 1148696, 1826344, 1866631, 2440979, 3733262, 4881958, 7466524, 9763916, 14933048, 19527832, 31732727, 63465454, 126930908, 253861816]

約数ペア:

[(1, 253861816), (2, 126930908), (4, 63465454), (8, 31732727), (13, 19527832), (17, 14933048), (26, 9763916), (34, 7466524), (52, 4881958), (68, 3733262), (104, 2440979), (136, 1866631), (139, 1826344), (221, 1148696), (278, 913172), (442, 574348), (556, 456586), (884, 287174), (1033, 245752), (1112, 228293), (1768, 143587), (1807, 140488), (2066, 122876), (2363, 107432), (3614, 70244), (4132, 61438), (4726, 53716), (7228, 35122), (8264, 30719), (9452, 26858), (13429, 18904), (14456, 17561)]