491565844

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{431}}^1$

素因数の和:506

約数の個数: 108

約数和(自身を含む): 1143834048

約数和(自身を除く): 652268204

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 196, 253, 308, 322, 431, 506, 529, 539, 644, 862, 1012, 1058, 1078, 1127, 1724, 1771, 2116, 2156, 2254, 3017, 3542, 3703, 4508, 4741, 5819, 6034, 7084, 7406, 9482, 9913, 11638, 12068, 12397, 14812, 18964, 19826, 21119, 23276, 24794, 25921, 33187, 39652, 40733, 42238, 49588, 51842, 66374, 69391, 81466, 84476, 103684, 109043, 132748, 138782, 162932, 218086, 227999, 232309, 277564, 285131, 436172, 455998, 464618, 485737, 570262, 763301, 911996, 929236, 971474, 1140524, 1526602, 1595993, 1942948, 2507989, 3053204, 3191986, 5015978, 5343107, 6383972, 10031956, 10686214, 11171951, 17555923, 21372428, 22343902, 35111846, 44687804, 70223692, 122891461, 245782922, 491565844]

約数ペア:

[(1, 491565844), (2, 245782922), (4, 122891461), (7, 70223692), (11, 44687804), (14, 35111846), (22, 22343902), (23, 21372428), (28, 17555923), (44, 11171951), (46, 10686214), (49, 10031956), (77, 6383972), (92, 5343107), (98, 5015978), (154, 3191986), (161, 3053204), (196, 2507989), (253, 1942948), (308, 1595993), (322, 1526602), (431, 1140524), (506, 971474), (529, 929236), (539, 911996), (644, 763301), (862, 570262), (1012, 485737), (1058, 464618), (1078, 455998), (1127, 436172), (1724, 285131), (1771, 277564), (2116, 232309), (2156, 227999), (2254, 218086), (3017, 162932), (3542, 138782), (3703, 132748), (4508, 109043), (4741, 103684), (5819, 84476), (6034, 81466), (7084, 69391), (7406, 66374), (9482, 51842), (9913, 49588), (11638, 42238), (12068, 40733), (12397, 39652), (14812, 33187), (18964, 25921), (19826, 24794), (21119, 23276)]