669378045284

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{123791}}^1$

素因数の和:124261

約数の個数: 72

約数和(自身を含む): 1338394538880

約数和(自身を除く): 669016493596

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 421, 494, 676, 842, 988, 1684, 3211, 5473, 6422, 7999, 10946, 12844, 15998, 21892, 31996, 71149, 103987, 123791, 142298, 207974, 247582, 284596, 415948, 495164, 1351831, 1609283, 2352029, 2703662, 3218566, 4704058, 5407324, 6437132, 9408116, 20920679, 30576377, 41841358, 52116011, 61152754, 83682716, 104232022, 122305508, 208464044, 397492901, 677508143, 794985802, 990204209, 1355016286, 1589971604, 1980408418, 2710032572, 3960816836, 8807605859, 12872654717, 17615211718, 25745309434, 35230423436, 51490618868, 167344511321, 334689022642, 669378045284]

約数ペア:

[(1, 669378045284), (2, 334689022642), (4, 167344511321), (13, 51490618868), (19, 35230423436), (26, 25745309434), (38, 17615211718), (52, 12872654717), (76, 8807605859), (169, 3960816836), (247, 2710032572), (338, 1980408418), (421, 1589971604), (494, 1355016286), (676, 990204209), (842, 794985802), (988, 677508143), (1684, 397492901), (3211, 208464044), (5473, 122305508), (6422, 104232022), (7999, 83682716), (10946, 61152754), (12844, 52116011), (15998, 41841358), (21892, 30576377), (31996, 20920679), (71149, 9408116), (103987, 6437132), (123791, 5407324), (142298, 4704058), (207974, 3218566), (247582, 2703662), (284596, 2352029), (415948, 1609283), (495164, 1351831)]