15972465

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 27104256

約数和(自身を除く): 11131791

約数列:

[1, 3, 5, 15, 23, 67, 69, 115, 201, 335, 345, 691, 1005, 1541, 2073, 3455, 4623, 7705, 10365, 15893, 23115, 46297, 47679, 79465, 138891, 231485, 238395, 694455, 1064831, 3194493, 5324155, 15972465]

約数ペア:

[(1, 15972465), (3, 5324155), (5, 3194493), (15, 1064831), (23, 694455), (67, 238395), (69, 231485), (115, 138891), (201, 79465), (335, 47679), (345, 46297), (691, 23115), (1005, 15893), (1541, 10365), (2073, 7705), (3455, 4623)]