338859248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1103}}^1$

素因数の和:1342

約数の個数: 80

約数和(自身を含む): 812614656

約数和(自身を除く): 473755408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 211, 364, 422, 728, 844, 1103, 1456, 1477, 1688, 2206, 2743, 2954, 3376, 4412, 5486, 5908, 7721, 8824, 10972, 11816, 14339, 15442, 17648, 19201, 21944, 23632, 28678, 30884, 38402, 43888, 57356, 61768, 76804, 100373, 114712, 123536, 153608, 200746, 229424, 232733, 307216, 401492, 465466, 802984, 930932, 1605968, 1629131, 1861864, 3025529, 3258262, 3723728, 6051058, 6516524, 12102116, 13033048, 21178703, 24204232, 26066096, 42357406, 48408464, 84714812, 169429624, 338859248]

約数ペア:

[(1, 338859248), (2, 169429624), (4, 84714812), (7, 48408464), (8, 42357406), (13, 26066096), (14, 24204232), (16, 21178703), (26, 13033048), (28, 12102116), (52, 6516524), (56, 6051058), (91, 3723728), (104, 3258262), (112, 3025529), (182, 1861864), (208, 1629131), (211, 1605968), (364, 930932), (422, 802984), (728, 465466), (844, 401492), (1103, 307216), (1456, 232733), (1477, 229424), (1688, 200746), (2206, 153608), (2743, 123536), (2954, 114712), (3376, 100373), (4412, 76804), (5486, 61768), (5908, 57356), (7721, 43888), (8824, 38402), (10972, 30884), (11816, 28678), (14339, 23632), (15442, 21944), (17648, 19201)]