397393348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{827}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 775643904

約数和(自身を除く): 378250556

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 163, 268, 326, 652, 737, 827, 1474, 1654, 1793, 2948, 3308, 3586, 7172, 9097, 10921, 18194, 21842, 36388, 43684, 55409, 110818, 120131, 134801, 221636, 240262, 269602, 480524, 539204, 609499, 1218998, 1482811, 2437996, 2965622, 5931244, 9031667, 18063334, 36126668, 99348337, 198696674, 397393348]

約数ペア:

[(1, 397393348), (2, 198696674), (4, 99348337), (11, 36126668), (22, 18063334), (44, 9031667), (67, 5931244), (134, 2965622), (163, 2437996), (268, 1482811), (326, 1218998), (652, 609499), (737, 539204), (827, 480524), (1474, 269602), (1654, 240262), (1793, 221636), (2948, 134801), (3308, 120131), (3586, 110818), (7172, 55409), (9097, 43684), (10921, 36388), (18194, 21842)]