215326468

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3187}}^1$

素因数の和:3344

約数の個数: 48

約数和(自身を含む): 457031680

約数和(自身を除く): 241705212

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 127, 133, 254, 266, 508, 532, 889, 1778, 2413, 3187, 3556, 4826, 6374, 9652, 12748, 16891, 22309, 33782, 44618, 60553, 67564, 89236, 121106, 242212, 404749, 423871, 809498, 847742, 1618996, 1695484, 2833243, 5666486, 7690231, 11332972, 15380462, 30760924, 53831617, 107663234, 215326468]

約数ペア:

[(1, 215326468), (2, 107663234), (4, 53831617), (7, 30760924), (14, 15380462), (19, 11332972), (28, 7690231), (38, 5666486), (76, 2833243), (127, 1695484), (133, 1618996), (254, 847742), (266, 809498), (508, 423871), (532, 404749), (889, 242212), (1778, 121106), (2413, 89236), (3187, 67564), (3556, 60553), (4826, 44618), (6374, 33782), (9652, 22309), (12748, 16891)]