398144812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{719}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 785756160

約数和(自身を除く): 387611348

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 463, 598, 719, 926, 1196, 1438, 1852, 2876, 6019, 9347, 10649, 12038, 16537, 18694, 21298, 24076, 33074, 37388, 42596, 66148, 138437, 214981, 276874, 332897, 429962, 553748, 665794, 859924, 1331588, 4327661, 7656631, 8655322, 15313262, 17310644, 30626524, 99536203, 199072406, 398144812]

約数ペア:

[(1, 398144812), (2, 199072406), (4, 99536203), (13, 30626524), (23, 17310644), (26, 15313262), (46, 8655322), (52, 7656631), (92, 4327661), (299, 1331588), (463, 859924), (598, 665794), (719, 553748), (926, 429962), (1196, 332897), (1438, 276874), (1852, 214981), (2876, 138437), (6019, 66148), (9347, 42596), (10649, 37388), (12038, 33074), (16537, 24076), (18694, 21298)]