15217375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 20367360

約数和(自身を除く): 5149985

約数列:

[1, 5, 23, 25, 67, 79, 115, 125, 335, 395, 575, 1541, 1675, 1817, 1975, 2875, 5293, 7705, 8375, 9085, 9875, 26465, 38525, 45425, 121739, 132325, 192625, 227125, 608695, 661625, 3043475, 15217375]

約数ペア:

[(1, 15217375), (5, 3043475), (23, 661625), (25, 608695), (67, 227125), (79, 192625), (115, 132325), (125, 121739), (335, 45425), (395, 38525), (575, 26465), (1541, 9875), (1675, 9085), (1817, 8375), (1975, 7705), (2875, 5293)]