217475938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^2\times {\mathrm{251}}^1$

素因数の和:574

約数の個数: 24

約数和(自身を含む): 347049360

約数和(自身を除く): 129573422

約数列:

[1, 2, 19, 38, 151, 251, 302, 502, 2869, 4769, 5738, 9538, 22801, 37901, 45602, 75802, 433219, 720119, 866438, 1440238, 5723051, 11446102, 108737969, 217475938]

約数ペア:

[(1, 217475938), (2, 108737969), (19, 11446102), (38, 5723051), (151, 1440238), (251, 866438), (302, 720119), (502, 433219), (2869, 75802), (4769, 45602), (5738, 37901), (9538, 22801)]