15189890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 28757376

約数和(自身を除く): 13567486

約数列:

[1, 2, 5, 10, 23, 46, 115, 211, 230, 313, 422, 626, 1055, 1565, 2110, 3130, 4853, 7199, 9706, 14398, 24265, 35995, 48530, 66043, 71990, 132086, 330215, 660430, 1518989, 3037978, 7594945, 15189890]

約数ペア:

[(1, 15189890), (2, 7594945), (5, 3037978), (10, 1518989), (23, 660430), (46, 330215), (115, 132086), (211, 71990), (230, 66043), (313, 48530), (422, 35995), (626, 24265), (1055, 14398), (1565, 9706), (2110, 7199), (3130, 4853)]