311926545

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2341}}^1$

素因数の和:2412

約数の個数: 80

約数和(自身を含む): 652912128

約数和(自身を除く): 340985583

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 81, 105, 135, 141, 189, 235, 315, 329, 405, 423, 567, 705, 945, 987, 1269, 1645, 2115, 2341, 2835, 2961, 3807, 4935, 6345, 7023, 8883, 11705, 14805, 16387, 19035, 21069, 26649, 35115, 44415, 49161, 63207, 81935, 105345, 110027, 133245, 147483, 189621, 245805, 316035, 330081, 442449, 550135, 737415, 770189, 948105, 990243, 1327347, 1650405, 2212245, 2310567, 2970729, 3850945, 4951215, 6636735, 6931701, 8912187, 11552835, 14853645, 20795103, 34658505, 44560935, 62385309, 103975515, 311926545]

約数ペア:

[(1, 311926545), (3, 103975515), (5, 62385309), (7, 44560935), (9, 34658505), (15, 20795103), (21, 14853645), (27, 11552835), (35, 8912187), (45, 6931701), (47, 6636735), (63, 4951215), (81, 3850945), (105, 2970729), (135, 2310567), (141, 2212245), (189, 1650405), (235, 1327347), (315, 990243), (329, 948105), (405, 770189), (423, 737415), (567, 550135), (705, 442449), (945, 330081), (987, 316035), (1269, 245805), (1645, 189621), (2115, 147483), (2341, 133245), (2835, 110027), (2961, 105345), (3807, 81935), (4935, 63207), (6345, 49161), (7023, 44415), (8883, 35115), (11705, 26649), (14805, 21069), (16387, 19035)]