149220470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2131721}}^1$

素因数の和:2131735

約数の個数: 16

約数和(自身を含む): 306967968

約数和(自身を除く): 157747498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2131721, 4263442, 10658605, 14922047, 21317210, 29844094, 74610235, 149220470]

約数ペア:

[(1, 149220470), (2, 74610235), (5, 29844094), (7, 21317210), (10, 14922047), (14, 10658605), (35, 4263442), (70, 2131721)]