142531410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{678721}}^1$

素因数の和:678738

約数の個数: 32

約数和(自身を含む): 390943872

約数和(自身を除く): 248412462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 678721, 1357442, 2036163, 3393605, 4072326, 4751047, 6787210, 9502094, 10180815, 14253141, 20361630, 23755235, 28506282, 47510470, 71265705, 142531410]

約数ペア:

[(1, 142531410), (2, 71265705), (3, 47510470), (5, 28506282), (6, 23755235), (7, 20361630), (10, 14253141), (14, 10180815), (15, 9502094), (21, 6787210), (30, 4751047), (35, 4072326), (42, 3393605), (70, 2036163), (105, 1357442), (210, 678721)]