245447268

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 648248832

約数和(自身を除く): 402801564

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 83, 86, 129, 132, 166, 172, 249, 258, 332, 473, 498, 516, 521, 913, 946, 996, 1042, 1419, 1563, 1826, 1892, 2084, 2739, 2838, 3126, 3569, 3652, 5478, 5676, 5731, 6252, 7138, 10707, 10956, 11462, 14276, 17193, 21414, 22403, 22924, 34386, 39259, 42828, 43243, 44806, 67209, 68772, 78518, 86486, 89612, 117777, 129729, 134418, 157036, 172972, 235554, 246433, 259458, 268836, 471108, 475673, 492866, 518916, 739299, 951346, 985732, 1427019, 1478598, 1859449, 1902692, 2854038, 2957196, 3718898, 5578347, 5708076, 7437796, 11156694, 20453939, 22313388, 40907878, 61361817, 81815756, 122723634, 245447268]

約数ペア:

[(1, 245447268), (2, 122723634), (3, 81815756), (4, 61361817), (6, 40907878), (11, 22313388), (12, 20453939), (22, 11156694), (33, 7437796), (43, 5708076), (44, 5578347), (66, 3718898), (83, 2957196), (86, 2854038), (129, 1902692), (132, 1859449), (166, 1478598), (172, 1427019), (249, 985732), (258, 951346), (332, 739299), (473, 518916), (498, 492866), (516, 475673), (521, 471108), (913, 268836), (946, 259458), (996, 246433), (1042, 235554), (1419, 172972), (1563, 157036), (1826, 134418), (1892, 129729), (2084, 117777), (2739, 89612), (2838, 86486), (3126, 78518), (3569, 68772), (3652, 67209), (5478, 44806), (5676, 43243), (5731, 42828), (6252, 39259), (7138, 34386), (10707, 22924), (10956, 22403), (11462, 21414), (14276, 17193)]