28881762

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{313}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 71742720

約数和(自身を除く): 42860958

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 313, 338, 507, 546, 626, 939, 1014, 1183, 1878, 2191, 2197, 2366, 3549, 4069, 4382, 4394, 6573, 6591, 7098, 8138, 12207, 13146, 13182, 15379, 24414, 28483, 30758, 46137, 52897, 56966, 85449, 92274, 105794, 158691, 170898, 317382, 370279, 687661, 740558, 1110837, 1375322, 2062983, 2221674, 4125966, 4813627, 9627254, 14440881, 28881762]

約数ペア:

[(1, 28881762), (2, 14440881), (3, 9627254), (6, 4813627), (7, 4125966), (13, 2221674), (14, 2062983), (21, 1375322), (26, 1110837), (39, 740558), (42, 687661), (78, 370279), (91, 317382), (169, 170898), (182, 158691), (273, 105794), (313, 92274), (338, 85449), (507, 56966), (546, 52897), (626, 46137), (939, 30758), (1014, 28483), (1183, 24414), (1878, 15379), (2191, 13182), (2197, 13146), (2366, 12207), (3549, 8138), (4069, 7098), (4382, 6591), (4394, 6573)]