219218402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 361320960

約数和(自身を除く): 142102558

約数列:

[1, 2, 13, 26, 103, 109, 206, 218, 751, 1339, 1417, 1502, 2678, 2834, 9763, 11227, 19526, 22454, 77353, 81859, 145951, 154706, 163718, 291902, 1005589, 1064167, 2011178, 2128334, 8431477, 16862954, 109609201, 219218402]

約数ペア:

[(1, 219218402), (2, 109609201), (13, 16862954), (26, 8431477), (103, 2128334), (109, 2011178), (206, 1064167), (218, 1005589), (751, 291902), (1339, 163718), (1417, 154706), (1502, 145951), (2678, 81859), (2834, 77353), (9763, 22454), (11227, 19526)]