397160848

素因数分解:

$2^4\times 7^1\times {\mathrm{659}}^1\times {\mathrm{5381}}^1$

素因数の和:6055

約数の個数: 40

約数和(自身を含む): 880925760

約数和(自身を除く): 483764912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 659, 1318, 2636, 4613, 5272, 5381, 9226, 10544, 10762, 18452, 21524, 36904, 37667, 43048, 73808, 75334, 86096, 150668, 301336, 602672, 3546079, 7092158, 14184316, 24822553, 28368632, 49645106, 56737264, 99290212, 198580424, 397160848]

約数ペア:

[(1, 397160848), (2, 198580424), (4, 99290212), (7, 56737264), (8, 49645106), (14, 28368632), (16, 24822553), (28, 14184316), (56, 7092158), (112, 3546079), (659, 602672), (1318, 301336), (2636, 150668), (4613, 86096), (5272, 75334), (5381, 73808), (9226, 43048), (10544, 37667), (10762, 36904), (18452, 21524)]