289647928

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{373}}^1\times {\mathrm{859}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 550004400

約数和(自身を除く): 260356472

約数列:

[1, 2, 4, 8, 113, 226, 373, 452, 746, 859, 904, 1492, 1718, 2984, 3436, 6872, 42149, 84298, 97067, 168596, 194134, 320407, 337192, 388268, 640814, 776536, 1281628, 2563256, 36205991, 72411982, 144823964, 289647928]

約数ペア:

[(1, 289647928), (2, 144823964), (4, 72411982), (8, 36205991), (113, 2563256), (226, 1281628), (373, 776536), (452, 640814), (746, 388268), (859, 337192), (904, 320407), (1492, 194134), (1718, 168596), (2984, 97067), (3436, 84298), (6872, 42149)]