991263616

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38149}}^1$

素因数の和:38199

約数の個数: 64

約数和(自身を含む): 2334780000

約数和(自身を除く): 1343516384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 406, 448, 464, 812, 896, 928, 1624, 1856, 3248, 3712, 6496, 12992, 25984, 38149, 76298, 152596, 267043, 305192, 534086, 610384, 1068172, 1106321, 1220768, 2136344, 2212642, 2441536, 4272688, 4425284, 4883072, 7744247, 8545376, 8850568, 15488494, 17090752, 17701136, 30976988, 34181504, 35402272, 61953976, 70804544, 123907952, 141609088, 247815904, 495631808, 991263616]

約数ペア:

[(1, 991263616), (2, 495631808), (4, 247815904), (7, 141609088), (8, 123907952), (14, 70804544), (16, 61953976), (28, 35402272), (29, 34181504), (32, 30976988), (56, 17701136), (58, 17090752), (64, 15488494), (112, 8850568), (116, 8545376), (128, 7744247), (203, 4883072), (224, 4425284), (232, 4272688), (406, 2441536), (448, 2212642), (464, 2136344), (812, 1220768), (896, 1106321), (928, 1068172), (1624, 610384), (1856, 534086), (3248, 305192), (3712, 267043), (6496, 152596), (12992, 76298), (25984, 38149)]