351728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 40

約数和(自身を含む): 781200

約数和(自身を除く): 429472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 89, 104, 152, 178, 208, 247, 304, 356, 494, 712, 988, 1157, 1424, 1691, 1976, 2314, 3382, 3952, 4628, 6764, 9256, 13528, 18512, 21983, 27056, 43966, 87932, 175864, 351728]

約数ペア:

[(1, 351728), (2, 175864), (4, 87932), (8, 43966), (13, 27056), (16, 21983), (19, 18512), (26, 13528), (38, 9256), (52, 6764), (76, 4628), (89, 3952), (104, 3382), (152, 2314), (178, 1976), (208, 1691), (247, 1424), (304, 1157), (356, 988), (494, 712)]