215848185

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{41953}}^1$

素因数の和:41982

約数の個数: 32

約数和(自身を含む): 402758400

約数和(自身を除く): 186910215

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 41953, 125859, 209765, 293671, 629295, 881013, 1468355, 2055697, 4405065, 6167091, 10278485, 14389879, 30835455, 43169637, 71949395, 215848185]

約数ペア:

[(1, 215848185), (3, 71949395), (5, 43169637), (7, 30835455), (15, 14389879), (21, 10278485), (35, 6167091), (49, 4405065), (105, 2055697), (147, 1468355), (245, 881013), (343, 629295), (735, 293671), (1029, 209765), (1715, 125859), (5145, 41953)]