28937384

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 65126400

約数和(自身を除く): 36189016

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 211, 217, 248, 316, 422, 434, 553, 632, 844, 868, 1106, 1477, 1688, 1736, 2212, 2449, 2954, 4424, 4898, 5908, 6541, 9796, 11816, 13082, 16669, 17143, 19592, 26164, 33338, 34286, 45787, 52328, 66676, 68572, 91574, 116683, 133352, 137144, 183148, 233366, 366296, 466732, 516739, 933464, 1033478, 2066956, 3617173, 4133912, 7234346, 14468692, 28937384]

約数ペア:

[(1, 28937384), (2, 14468692), (4, 7234346), (7, 4133912), (8, 3617173), (14, 2066956), (28, 1033478), (31, 933464), (56, 516739), (62, 466732), (79, 366296), (124, 233366), (158, 183148), (211, 137144), (217, 133352), (248, 116683), (316, 91574), (422, 68572), (434, 66676), (553, 52328), (632, 45787), (844, 34286), (868, 33338), (1106, 26164), (1477, 19592), (1688, 17143), (1736, 16669), (2212, 13082), (2449, 11816), (2954, 9796), (4424, 6541), (4898, 5908)]