28347872

素因数分解:

$2^5\times 7^2\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 65930760

約数和(自身を除く): 37582888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 101, 112, 179, 196, 202, 224, 358, 392, 404, 707, 716, 784, 808, 1253, 1414, 1432, 1568, 1616, 2506, 2828, 2864, 3232, 4949, 5012, 5656, 5728, 8771, 9898, 10024, 11312, 17542, 18079, 19796, 20048, 22624, 35084, 36158, 39592, 40096, 70168, 72316, 79184, 126553, 140336, 144632, 158368, 253106, 280672, 289264, 506212, 578528, 885871, 1012424, 1771742, 2024848, 3543484, 4049696, 7086968, 14173936, 28347872]

約数ペア:

[(1, 28347872), (2, 14173936), (4, 7086968), (7, 4049696), (8, 3543484), (14, 2024848), (16, 1771742), (28, 1012424), (32, 885871), (49, 578528), (56, 506212), (98, 289264), (101, 280672), (112, 253106), (179, 158368), (196, 144632), (202, 140336), (224, 126553), (358, 79184), (392, 72316), (404, 70168), (707, 40096), (716, 39592), (784, 36158), (808, 35084), (1253, 22624), (1414, 20048), (1432, 19796), (1568, 18079), (1616, 17542), (2506, 11312), (2828, 10024), (2864, 9898), (3232, 8771), (4949, 5728), (5012, 5656)]