214345815

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{3023}}^1$

素因数の和:3223

約数の個数: 32

約数和(自身を含む): 357073920

約数和(自身を除く): 142728105

約数列:

[1, 3, 5, 15, 29, 87, 145, 163, 435, 489, 815, 2445, 3023, 4727, 9069, 14181, 15115, 23635, 45345, 70905, 87667, 263001, 438335, 492749, 1315005, 1478247, 2463745, 7391235, 14289721, 42869163, 71448605, 214345815]

約数ペア:

[(1, 214345815), (3, 71448605), (5, 42869163), (15, 14289721), (29, 7391235), (87, 2463745), (145, 1478247), (163, 1315005), (435, 492749), (489, 438335), (815, 263001), (2445, 87667), (3023, 70905), (4727, 45345), (9069, 23635), (14181, 15115)]