311919352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{33641}}^1$

素因数の和:33727

約数の個数: 32

約数和(自身を含む): 625741200

約数和(自身を除く): 313821848

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 33641, 67282, 134564, 269128, 639179, 1278358, 2052101, 2556716, 4104202, 5113432, 8208404, 16416808, 38989919, 77979838, 155959676, 311919352]

約数ペア:

[(1, 311919352), (2, 155959676), (4, 77979838), (8, 38989919), (19, 16416808), (38, 8208404), (61, 5113432), (76, 4104202), (122, 2556716), (152, 2052101), (244, 1278358), (488, 639179), (1159, 269128), (2318, 134564), (4636, 67282), (9272, 33641)]