215267198210

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1279}}^1\times {\mathrm{37993}}^1$

素因数の和:39722

約数の個数: 32

約数和(自身を含む): 388669501440

約数和(自身を除く): 173402303230

約数列:

[1, 2, 5, 10, 443, 886, 1279, 2215, 2558, 4430, 6395, 12790, 37993, 75986, 189965, 379930, 566597, 1133194, 2832985, 5665970, 16830899, 33661798, 48593047, 84154495, 97186094, 168308990, 242965235, 485930470, 21526719821, 43053439642, 107633599105, 215267198210]

約数ペア:

[(1, 215267198210), (2, 107633599105), (5, 43053439642), (10, 21526719821), (443, 485930470), (886, 242965235), (1279, 168308990), (2215, 97186094), (2558, 84154495), (4430, 48593047), (6395, 33661798), (12790, 16830899), (37993, 5665970), (75986, 2832985), (189965, 1133194), (379930, 566597)]