1220555105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{21277}}^1$

素因数の和:21449

約数の個数: 32

約数和(自身を含む): 1838419200

約数和(自身を除く): 617864095

約数列:

[1, 5, 7, 11, 35, 55, 77, 149, 385, 745, 1043, 1639, 5215, 8195, 11473, 21277, 57365, 106385, 148939, 234047, 744695, 1170235, 1638329, 3170273, 8191645, 15851365, 22191911, 34873003, 110959555, 174365015, 244111021, 1220555105]

約数ペア:

[(1, 1220555105), (5, 244111021), (7, 174365015), (11, 110959555), (35, 34873003), (55, 22191911), (77, 15851365), (149, 8191645), (385, 3170273), (745, 1638329), (1043, 1170235), (1639, 744695), (5215, 234047), (8195, 148939), (11473, 106385), (21277, 57365)]