668684718

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{22501}}^1$

素因数の和:22649

約数の個数: 48

約数和(自身を含む): 1572619776

約数和(自身を除く): 903935058

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 234, 254, 381, 762, 1143, 1651, 2286, 3302, 4953, 9906, 14859, 22501, 29718, 45002, 67503, 135006, 202509, 292513, 405018, 585026, 877539, 1755078, 2632617, 2857627, 5265234, 5715254, 8572881, 17145762, 25718643, 37149151, 51437286, 74298302, 111447453, 222894906, 334342359, 668684718]

約数ペア:

[(1, 668684718), (2, 334342359), (3, 222894906), (6, 111447453), (9, 74298302), (13, 51437286), (18, 37149151), (26, 25718643), (39, 17145762), (78, 8572881), (117, 5715254), (127, 5265234), (234, 2857627), (254, 2632617), (381, 1755078), (762, 877539), (1143, 585026), (1651, 405018), (2286, 292513), (3302, 202509), (4953, 135006), (9906, 67503), (14859, 45002), (22501, 29718)]