138612670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{619}}^1$

素因数の和:1097

約数の個数: 48

約数和(自身を含む): 291342960

約数和(自身を除く): 152730290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 457, 490, 619, 914, 1238, 2285, 3095, 3199, 4333, 4570, 6190, 6398, 8666, 15995, 21665, 22393, 30331, 31990, 43330, 44786, 60662, 111965, 151655, 223930, 282883, 303310, 565766, 1414415, 1980181, 2828830, 3960362, 9900905, 13861267, 19801810, 27722534, 69306335, 138612670]

約数ペア:

[(1, 138612670), (2, 69306335), (5, 27722534), (7, 19801810), (10, 13861267), (14, 9900905), (35, 3960362), (49, 2828830), (70, 1980181), (98, 1414415), (245, 565766), (457, 303310), (490, 282883), (619, 223930), (914, 151655), (1238, 111965), (2285, 60662), (3095, 44786), (3199, 43330), (4333, 31990), (4570, 30331), (6190, 22393), (6398, 21665), (8666, 15995)]