28212796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 54476800

約数和(自身を除く): 26264004

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 79, 127, 148, 158, 254, 316, 508, 703, 1406, 1501, 2413, 2812, 2923, 3002, 4699, 4826, 5846, 6004, 9398, 9652, 10033, 11692, 18796, 20066, 40132, 55537, 89281, 111074, 178562, 190627, 222148, 357124, 371221, 381254, 742442, 762508, 1484884, 7053199, 14106398, 28212796]

約数ペア:

[(1, 28212796), (2, 14106398), (4, 7053199), (19, 1484884), (37, 762508), (38, 742442), (74, 381254), (76, 371221), (79, 357124), (127, 222148), (148, 190627), (158, 178562), (254, 111074), (316, 89281), (508, 55537), (703, 40132), (1406, 20066), (1501, 18796), (2413, 11692), (2812, 10033), (2923, 9652), (3002, 9398), (4699, 6004), (4826, 5846)]