27772005

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 17950875

約数列:

[1, 3, 5, 15, 71, 89, 213, 267, 293, 355, 445, 879, 1065, 1335, 1465, 4395, 6319, 18957, 20803, 26077, 31595, 62409, 78231, 94785, 104015, 130385, 312045, 391155, 1851467, 5554401, 9257335, 27772005]

約数ペア:

[(1, 27772005), (3, 9257335), (5, 5554401), (15, 1851467), (71, 391155), (89, 312045), (213, 130385), (267, 104015), (293, 94785), (355, 78231), (445, 62409), (879, 31595), (1065, 26077), (1335, 20803), (1465, 18957), (4395, 6319)]