28545645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{853}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 48206592

約数和(自身を除く): 19660947

約数列:

[1, 3, 5, 15, 23, 69, 97, 115, 291, 345, 485, 853, 1455, 2231, 2559, 4265, 6693, 11155, 12795, 19619, 33465, 58857, 82741, 98095, 248223, 294285, 413705, 1241115, 1903043, 5709129, 9515215, 28545645]

約数ペア:

[(1, 28545645), (3, 9515215), (5, 5709129), (15, 1903043), (23, 1241115), (69, 413705), (97, 294285), (115, 248223), (291, 98095), (345, 82741), (485, 58857), (853, 33465), (1455, 19619), (2231, 12795), (2559, 11155), (4265, 6693)]