690654328

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{72977}}^1$

素因数の和:73016

約数の個数: 48

約数和(自身を含む): 1602596880

約数和(自身を除く): 911942552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2366, 4732, 9464, 72977, 145954, 291908, 510839, 583816, 948701, 1021678, 1897402, 2043356, 3794804, 4086712, 6640907, 7589608, 12333113, 13281814, 24666226, 26563628, 49332452, 53127256, 86331791, 98664904, 172663582, 345327164, 690654328]

約数ペア:

[(1, 690654328), (2, 345327164), (4, 172663582), (7, 98664904), (8, 86331791), (13, 53127256), (14, 49332452), (26, 26563628), (28, 24666226), (52, 13281814), (56, 12333113), (91, 7589608), (104, 6640907), (169, 4086712), (182, 3794804), (338, 2043356), (364, 1897402), (676, 1021678), (728, 948701), (1183, 583816), (1352, 510839), (2366, 291908), (4732, 145954), (9464, 72977)]