838428416

素因数分解:

$2^8\times 7^2\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:870

約数の個数: 108

約数和(自身を含む): 1971315360

約数和(自身を除く): 1132886944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 89, 98, 112, 128, 178, 196, 224, 256, 356, 392, 448, 623, 712, 751, 784, 896, 1246, 1424, 1502, 1568, 1792, 2492, 2848, 3004, 3136, 4361, 4984, 5257, 5696, 6008, 6272, 8722, 9968, 10514, 11392, 12016, 12544, 17444, 19936, 21028, 22784, 24032, 34888, 36799, 39872, 42056, 48064, 66839, 69776, 73598, 79744, 84112, 96128, 133678, 139552, 147196, 159488, 168224, 192256, 267356, 279104, 294392, 336448, 467873, 534712, 558208, 588784, 672896, 935746, 1069424, 1116416, 1177568, 1345792, 1871492, 2138848, 2355136, 3275111, 3742984, 4277696, 4710272, 6550222, 7485968, 8555392, 9420544, 13100444, 14971936, 17110784, 26200888, 29943872, 52401776, 59887744, 104803552, 119775488, 209607104, 419214208, 838428416]

約数ペア:

[(1, 838428416), (2, 419214208), (4, 209607104), (7, 119775488), (8, 104803552), (14, 59887744), (16, 52401776), (28, 29943872), (32, 26200888), (49, 17110784), (56, 14971936), (64, 13100444), (89, 9420544), (98, 8555392), (112, 7485968), (128, 6550222), (178, 4710272), (196, 4277696), (224, 3742984), (256, 3275111), (356, 2355136), (392, 2138848), (448, 1871492), (623, 1345792), (712, 1177568), (751, 1116416), (784, 1069424), (896, 935746), (1246, 672896), (1424, 588784), (1502, 558208), (1568, 534712), (1792, 467873), (2492, 336448), (2848, 294392), (3004, 279104), (3136, 267356), (4361, 192256), (4984, 168224), (5257, 159488), (5696, 147196), (6008, 139552), (6272, 133678), (8722, 96128), (9968, 84112), (10514, 79744), (11392, 73598), (12016, 69776), (12544, 66839), (17444, 48064), (19936, 42056), (21028, 39872), (22784, 36799), (24032, 34888)]