28959788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 60074784

約数和(自身を除く): 31114996

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 197, 257, 286, 394, 514, 572, 788, 1028, 2167, 2561, 2827, 3341, 4334, 5122, 5654, 6682, 8668, 10244, 11308, 13364, 28171, 36751, 50629, 56342, 73502, 101258, 112684, 147004, 202516, 556919, 658177, 1113838, 1316354, 2227676, 2632708, 7239947, 14479894, 28959788]

約数ペア:

[(1, 28959788), (2, 14479894), (4, 7239947), (11, 2632708), (13, 2227676), (22, 1316354), (26, 1113838), (44, 658177), (52, 556919), (143, 202516), (197, 147004), (257, 112684), (286, 101258), (394, 73502), (514, 56342), (572, 50629), (788, 36751), (1028, 28171), (2167, 13364), (2561, 11308), (2827, 10244), (3341, 8668), (4334, 6682), (5122, 5654)]