9142910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 19600704

約数和(自身を除く): 10457794

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 397, 470, 490, 658, 794, 1645, 1985, 2303, 2779, 3290, 3970, 4606, 5558, 11515, 13895, 18659, 19453, 23030, 27790, 37318, 38906, 93295, 97265, 130613, 186590, 194530, 261226, 653065, 914291, 1306130, 1828582, 4571455, 9142910]

約数ペア:

[(1, 9142910), (2, 4571455), (5, 1828582), (7, 1306130), (10, 914291), (14, 653065), (35, 261226), (47, 194530), (49, 186590), (70, 130613), (94, 97265), (98, 93295), (235, 38906), (245, 37318), (329, 27790), (397, 23030), (470, 19453), (490, 18659), (658, 13895), (794, 11515), (1645, 5558), (1985, 4606), (2303, 3970), (2779, 3290)]