28285782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 67060224

約数和(自身を除く): 38774442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 97, 106, 131, 159, 194, 262, 291, 318, 371, 393, 582, 679, 742, 786, 917, 1113, 1358, 1834, 2037, 2226, 2751, 4074, 5141, 5502, 6943, 10282, 12707, 13886, 15423, 20829, 25414, 30846, 35987, 38121, 41658, 48601, 71974, 76242, 88949, 97202, 107961, 145803, 177898, 215922, 266847, 291606, 533694, 673471, 1346942, 2020413, 4040826, 4714297, 9428594, 14142891, 28285782]

約数ペア:

[(1, 28285782), (2, 14142891), (3, 9428594), (6, 4714297), (7, 4040826), (14, 2020413), (21, 1346942), (42, 673471), (53, 533694), (97, 291606), (106, 266847), (131, 215922), (159, 177898), (194, 145803), (262, 107961), (291, 97202), (318, 88949), (371, 76242), (393, 71974), (582, 48601), (679, 41658), (742, 38121), (786, 35987), (917, 30846), (1113, 25414), (1358, 20829), (1834, 15423), (2037, 13886), (2226, 12707), (2751, 10282), (4074, 6943), (5141, 5502)]