172917217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 207152640

約数和(自身を除く): 34235423

約数列:

[1, 11, 17, 53, 73, 187, 239, 583, 803, 901, 1241, 2629, 3869, 4063, 9911, 12667, 13651, 17447, 42559, 44693, 65773, 139337, 191917, 215339, 296599, 723503, 924691, 2368729, 3262589, 10171601, 15719747, 172917217]

約数ペア:

[(1, 172917217), (11, 15719747), (17, 10171601), (53, 3262589), (73, 2368729), (187, 924691), (239, 723503), (583, 296599), (803, 215339), (901, 191917), (1241, 139337), (2629, 65773), (3869, 44693), (4063, 42559), (9911, 17447), (12667, 13651)]