25973409

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 43453440

約数和(自身を除く): 17480031

約数列:

[1, 3, 7, 11, 21, 33, 77, 229, 231, 491, 687, 1473, 1603, 2519, 3437, 4809, 5401, 7557, 10311, 16203, 17633, 37807, 52899, 112439, 113421, 337317, 787073, 1236829, 2361219, 3710487, 8657803, 25973409]

約数ペア:

[(1, 25973409), (3, 8657803), (7, 3710487), (11, 2361219), (21, 1236829), (33, 787073), (77, 337317), (229, 113421), (231, 112439), (491, 52899), (687, 37807), (1473, 17633), (1603, 16203), (2519, 10311), (3437, 7557), (4809, 5401)]