28818244

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1931}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 63616896

約数和(自身を除く): 34798652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 1931, 2132, 3731, 3862, 7462, 7724, 13517, 14924, 25103, 27034, 50206, 54068, 79171, 100412, 158342, 175721, 316684, 351442, 554197, 702884, 1029223, 1108394, 2058446, 2216788, 4116892, 7204561, 14409122, 28818244]

約数ペア:

[(1, 28818244), (2, 14409122), (4, 7204561), (7, 4116892), (13, 2216788), (14, 2058446), (26, 1108394), (28, 1029223), (41, 702884), (52, 554197), (82, 351442), (91, 316684), (164, 175721), (182, 158342), (287, 100412), (364, 79171), (533, 54068), (574, 50206), (1066, 27034), (1148, 25103), (1931, 14924), (2132, 13517), (3731, 7724), (3862, 7462)]