28348544

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1091}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 66830400

約数和(自身を除く): 38481856

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, 1091, 1624, 1856, 2182, 3248, 3712, 4364, 6496, 7637, 8728, 12992, 15274, 17456, 25984, 30548, 31639, 34912, 61096, 63278, 69824, 122192, 126556, 139648, 221473, 244384, 253112, 442946, 488768, 506224, 885892, 977536, 1012448, 1771784, 2024896, 3543568, 4049792, 7087136, 14174272, 28348544]

約数ペア:

[(1, 28348544), (2, 14174272), (4, 7087136), (7, 4049792), (8, 3543568), (14, 2024896), (16, 1771784), (28, 1012448), (29, 977536), (32, 885892), (56, 506224), (58, 488768), (64, 442946), (112, 253112), (116, 244384), (128, 221473), (203, 139648), (224, 126556), (232, 122192), (406, 69824), (448, 63278), (464, 61096), (812, 34912), (896, 31639), (928, 30548), (1091, 25984), (1624, 17456), (1856, 15274), (2182, 12992), (3248, 8728), (3712, 7637), (4364, 6496)]