215086817

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 245924448

約数和(自身を除く): 30837631

約数列:

[1, 11, 43, 67, 121, 473, 617, 737, 2881, 5203, 6787, 8107, 26531, 31691, 41339, 74657, 291841, 348601, 454729, 1777577, 3210251, 5002019, 19553347, 215086817]

約数ペア:

[(1, 215086817), (11, 19553347), (43, 5002019), (67, 3210251), (121, 1777577), (473, 454729), (617, 348601), (737, 291841), (2881, 74657), (5203, 41339), (6787, 31691), (8107, 26531)]