661379329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 769757184

約数和(自身を除く): 108377855

約数列:

[1, 13, 23, 37, 191, 299, 313, 481, 851, 2483, 4069, 4393, 7067, 7199, 11063, 11581, 57109, 59783, 91871, 93587, 150553, 162541, 266363, 777179, 1375009, 2113033, 2211971, 3462719, 17875117, 28755623, 50875333, 661379329]

約数ペア:

[(1, 661379329), (13, 50875333), (23, 28755623), (37, 17875117), (191, 3462719), (299, 2211971), (313, 2113033), (481, 1375009), (851, 777179), (2483, 266363), (4069, 162541), (4393, 150553), (7067, 93587), (7199, 91871), (11063, 59783), (11581, 57109)]