219040748

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{3919}}^1$

素因数の和:4169

約数の個数: 24

約数和(自身を含む): 390196800

約数和(自身を除く): 171156052

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 628, 3919, 7838, 13973, 15676, 27946, 55892, 348791, 615283, 697582, 1230566, 1395164, 2461132, 54760187, 109520374, 219040748]

約数ペア:

[(1, 219040748), (2, 109520374), (4, 54760187), (89, 2461132), (157, 1395164), (178, 1230566), (314, 697582), (356, 615283), (628, 348791), (3919, 55892), (7838, 27946), (13973, 15676)]