287706770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{96223}}^1$

素因数の和:96266

約数の個数: 32

約数和(自身を含む): 581962752

約数和(自身を除く): 294255982

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 96223, 192446, 481115, 962230, 1250899, 2213129, 2501798, 4426258, 6254495, 11065645, 12508990, 22131290, 28770677, 57541354, 143853385, 287706770]

約数ペア:

[(1, 287706770), (2, 143853385), (5, 57541354), (10, 28770677), (13, 22131290), (23, 12508990), (26, 11065645), (46, 6254495), (65, 4426258), (115, 2501798), (130, 2213129), (230, 1250899), (299, 962230), (598, 481115), (1495, 192446), (2990, 96223)]