71702872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3793}}^1$

素因数の和:3955

約数の個数: 32

約数和(自身を含む): 143413200

約数和(自身を除く): 71710328

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 3793, 4726, 7586, 9452, 15172, 18904, 30344, 64481, 128962, 257924, 515848, 527227, 1054454, 2108908, 4217816, 8962859, 17925718, 35851436, 71702872]

約数ペア:

[(1, 71702872), (2, 35851436), (4, 17925718), (8, 8962859), (17, 4217816), (34, 2108908), (68, 1054454), (136, 527227), (139, 515848), (278, 257924), (556, 128962), (1112, 64481), (2363, 30344), (3793, 18904), (4726, 15172), (7586, 9452)]