3978195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 7160832

約数和(自身を除く): 3182637

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 887, 897, 1495, 2661, 4435, 4485, 11531, 13305, 20401, 34593, 57655, 61203, 102005, 172965, 265213, 306015, 795639, 1326065, 3978195]

約数ペア:

[(1, 3978195), (3, 1326065), (5, 795639), (13, 306015), (15, 265213), (23, 172965), (39, 102005), (65, 61203), (69, 57655), (115, 34593), (195, 20401), (299, 13305), (345, 11531), (887, 4485), (897, 4435), (1495, 2661)]