79404015

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 130749696

約数和(自身を除く): 51345681

約数列:

[1, 3, 5, 15, 43, 129, 215, 307, 401, 645, 921, 1203, 1535, 2005, 4605, 6015, 13201, 17243, 39603, 51729, 66005, 86215, 123107, 198015, 258645, 369321, 615535, 1846605, 5293601, 15880803, 26468005, 79404015]

約数ペア:

[(1, 79404015), (3, 26468005), (5, 15880803), (15, 5293601), (43, 1846605), (129, 615535), (215, 369321), (307, 258645), (401, 198015), (645, 123107), (921, 86215), (1203, 66005), (1535, 51729), (2005, 39603), (4605, 17243), (6015, 13201)]