13215147

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 20106240

約数和(自身を除く): 6891093

約数列:

[1, 3, 11, 33, 43, 67, 129, 139, 201, 417, 473, 737, 1419, 1529, 2211, 2881, 4587, 5977, 8643, 9313, 17931, 27939, 31691, 65747, 95073, 102443, 197241, 307329, 400459, 1201377, 4405049, 13215147]

約数ペア:

[(1, 13215147), (3, 4405049), (11, 1201377), (33, 400459), (43, 307329), (67, 197241), (129, 102443), (139, 95073), (201, 65747), (417, 31691), (473, 27939), (737, 17931), (1419, 9313), (1529, 8643), (2211, 5977), (2881, 4587)]