42690844

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 89026560

約数和(自身を除く): 46335716

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 137, 217, 274, 359, 434, 548, 718, 868, 959, 1436, 1918, 2513, 3836, 4247, 5026, 8494, 10052, 11129, 16988, 22258, 29729, 44516, 49183, 59458, 77903, 98366, 118916, 155806, 196732, 311612, 344281, 688562, 1377124, 1524673, 3049346, 6098692, 10672711, 21345422, 42690844]

約数ペア:

[(1, 42690844), (2, 21345422), (4, 10672711), (7, 6098692), (14, 3049346), (28, 1524673), (31, 1377124), (62, 688562), (124, 344281), (137, 311612), (217, 196732), (274, 155806), (359, 118916), (434, 98366), (548, 77903), (718, 59458), (868, 49183), (959, 44516), (1436, 29729), (1918, 22258), (2513, 16988), (3836, 11129), (4247, 10052), (5026, 8494)]