139658330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1119

約数の個数: 48

約数和(自身を含む): 293555016

約数和(自身を除く): 153896686

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 421, 490, 677, 842, 1354, 2105, 2947, 3385, 4210, 4739, 5894, 6770, 9478, 14735, 20629, 23695, 29470, 33173, 41258, 47390, 66346, 103145, 165865, 206290, 285017, 331730, 570034, 1425085, 1995119, 2850170, 3990238, 9975595, 13965833, 19951190, 27931666, 69829165, 139658330]

約数ペア:

[(1, 139658330), (2, 69829165), (5, 27931666), (7, 19951190), (10, 13965833), (14, 9975595), (35, 3990238), (49, 2850170), (70, 1995119), (98, 1425085), (245, 570034), (421, 331730), (490, 285017), (677, 206290), (842, 165865), (1354, 103145), (2105, 66346), (2947, 47390), (3385, 41258), (4210, 33173), (4739, 29470), (5894, 23695), (6770, 20629), (9478, 14735)]