28410865

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1217}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 42094080

約数和(自身を除く): 13683215

約数列:

[1, 5, 7, 23, 29, 35, 115, 145, 161, 203, 667, 805, 1015, 1217, 3335, 4669, 6085, 8519, 23345, 27991, 35293, 42595, 139955, 176465, 195937, 247051, 811739, 979685, 1235255, 4058695, 5682173, 28410865]

約数ペア:

[(1, 28410865), (5, 5682173), (7, 4058695), (23, 1235255), (29, 979685), (35, 811739), (115, 247051), (145, 195937), (161, 176465), (203, 139955), (667, 42595), (805, 35293), (1015, 27991), (1217, 23345), (3335, 8519), (4669, 6085)]