172389885

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{929}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 281232000

約数和(自身を除く): 108842115

約数列:

[1, 3, 5, 15, 89, 139, 267, 417, 445, 695, 929, 1335, 2085, 2787, 4645, 12371, 13935, 37113, 61855, 82681, 129131, 185565, 248043, 387393, 413405, 645655, 1240215, 1936965, 11492659, 34477977, 57463295, 172389885]

約数ペア:

[(1, 172389885), (3, 57463295), (5, 34477977), (15, 11492659), (89, 1936965), (139, 1240215), (267, 645655), (417, 413405), (445, 387393), (695, 248043), (929, 185565), (1335, 129131), (2085, 82681), (2787, 61855), (4645, 37113), (12371, 13935)]