138875408

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9323}}^1$

素因数の和:9364

約数の個数: 60

約数和(自身を含む): 329510160

約数和(自身を除く): 190634752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1862, 2128, 3724, 7448, 9323, 14896, 18646, 37292, 65261, 74584, 130522, 149168, 177137, 261044, 354274, 456827, 522088, 708548, 913654, 1044176, 1239959, 1417096, 1827308, 2479918, 2834192, 3654616, 4959836, 7309232, 8679713, 9919672, 17359426, 19839344, 34718852, 69437704, 138875408]

約数ペア:

[(1, 138875408), (2, 69437704), (4, 34718852), (7, 19839344), (8, 17359426), (14, 9919672), (16, 8679713), (19, 7309232), (28, 4959836), (38, 3654616), (49, 2834192), (56, 2479918), (76, 1827308), (98, 1417096), (112, 1239959), (133, 1044176), (152, 913654), (196, 708548), (266, 522088), (304, 456827), (392, 354274), (532, 261044), (784, 177137), (931, 149168), (1064, 130522), (1862, 74584), (2128, 65261), (3724, 37292), (7448, 18646), (9323, 14896)]