638866416

素因数分解:

$2^4\times 3^1\times {\mathrm{199}}^1\times {\mathrm{66883}}^1$

素因数の和:67093

約数の個数: 40

約数和(自身を含む): 1658723200

約数和(自身を除く): 1019856784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 199, 398, 597, 796, 1194, 1592, 2388, 3184, 4776, 9552, 66883, 133766, 200649, 267532, 401298, 535064, 802596, 1070128, 1605192, 3210384, 13309717, 26619434, 39929151, 53238868, 79858302, 106477736, 159716604, 212955472, 319433208, 638866416]

約数ペア:

[(1, 638866416), (2, 319433208), (3, 212955472), (4, 159716604), (6, 106477736), (8, 79858302), (12, 53238868), (16, 39929151), (24, 26619434), (48, 13309717), (199, 3210384), (398, 1605192), (597, 1070128), (796, 802596), (1194, 535064), (1592, 401298), (2388, 267532), (3184, 200649), (4776, 133766), (9552, 66883)]