1330595721

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2749}}^1$

素因数の和:2975

約数の個数: 64

約数和(自身を含む): 2439360000

約数和(自身を除く): 1108764279

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 197, 273, 351, 591, 819, 1379, 1773, 2457, 2561, 2749, 4137, 5319, 7683, 8247, 12411, 17927, 19243, 23049, 24741, 35737, 37233, 53781, 57729, 69147, 74223, 107211, 161343, 173187, 250159, 321633, 484029, 519561, 541553, 750477, 964899, 1624659, 2251431, 3790871, 4873977, 6754293, 7040189, 11372613, 14621931, 21120567, 34117839, 49281323, 63361701, 102353517, 147843969, 190085103, 443531907, 1330595721]

約数ペア:

[(1, 1330595721), (3, 443531907), (7, 190085103), (9, 147843969), (13, 102353517), (21, 63361701), (27, 49281323), (39, 34117839), (63, 21120567), (91, 14621931), (117, 11372613), (189, 7040189), (197, 6754293), (273, 4873977), (351, 3790871), (591, 2251431), (819, 1624659), (1379, 964899), (1773, 750477), (2457, 541553), (2561, 519561), (2749, 484029), (4137, 321633), (5319, 250159), (7683, 173187), (8247, 161343), (12411, 107211), (17927, 74223), (19243, 69147), (23049, 57729), (24741, 53781), (35737, 37233)]