196551415

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 252149760

約数和(自身を除く): 55598345

約数列:

[1, 5, 29, 47, 145, 151, 191, 235, 755, 955, 1363, 4379, 5539, 6815, 7097, 8977, 21895, 27695, 28841, 35485, 44885, 144205, 205813, 260333, 836389, 1029065, 1301665, 1355527, 4181945, 6777635, 39310283, 196551415]

約数ペア:

[(1, 196551415), (5, 39310283), (29, 6777635), (47, 4181945), (145, 1355527), (151, 1301665), (191, 1029065), (235, 836389), (755, 260333), (955, 205813), (1363, 144205), (4379, 44885), (5539, 35485), (6815, 28841), (7097, 27695), (8977, 21895)]