778889772

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{2753}}^1$

素因数の和:3063

約数の個数: 72

約数和(自身を含む): 2045010240

約数和(自身を除く): 1266120468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 271, 348, 522, 542, 813, 1044, 1084, 1626, 2439, 2753, 3252, 4878, 5506, 7859, 8259, 9756, 11012, 15718, 16518, 23577, 24777, 31436, 33036, 47154, 49554, 70731, 79837, 94308, 99108, 141462, 159674, 239511, 282924, 319348, 479022, 718533, 746063, 958044, 1437066, 1492126, 2238189, 2874132, 2984252, 4476378, 6714567, 8952756, 13429134, 21635827, 26858268, 43271654, 64907481, 86543308, 129814962, 194722443, 259629924, 389444886, 778889772]

約数ペア:

[(1, 778889772), (2, 389444886), (3, 259629924), (4, 194722443), (6, 129814962), (9, 86543308), (12, 64907481), (18, 43271654), (29, 26858268), (36, 21635827), (58, 13429134), (87, 8952756), (116, 6714567), (174, 4476378), (261, 2984252), (271, 2874132), (348, 2238189), (522, 1492126), (542, 1437066), (813, 958044), (1044, 746063), (1084, 718533), (1626, 479022), (2439, 319348), (2753, 282924), (3252, 239511), (4878, 159674), (5506, 141462), (7859, 99108), (8259, 94308), (9756, 79837), (11012, 70731), (15718, 49554), (16518, 47154), (23577, 33036), (24777, 31436)]