279842015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1361}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 370681920

約数和(自身を除く): 90839905

約数列:

[1, 5, 17, 41, 59, 85, 205, 295, 697, 1003, 1361, 2419, 3485, 5015, 6805, 12095, 23137, 41123, 55801, 80299, 115685, 205615, 279005, 401495, 948617, 1365083, 3292259, 4743085, 6825415, 16461295, 55968403, 279842015]

約数ペア:

[(1, 279842015), (5, 55968403), (17, 16461295), (41, 6825415), (59, 4743085), (85, 3292259), (205, 1365083), (295, 948617), (697, 401495), (1003, 279005), (1361, 205615), (2419, 115685), (3485, 80299), (5015, 55801), (6805, 41123), (12095, 23137)]