168366978

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{643}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 404638080

約数和(自身を除く): 236271102

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 373, 643, 702, 746, 1119, 1286, 1929, 2238, 3357, 3858, 4849, 5787, 6714, 8359, 9698, 10071, 11574, 14547, 16718, 17361, 20142, 25077, 29094, 34722, 43641, 50154, 75231, 87282, 130923, 150462, 225693, 239839, 261846, 451386, 479678, 719517, 1439034, 2158551, 3117907, 4317102, 6235814, 6475653, 9353721, 12951306, 18707442, 28061163, 56122326, 84183489, 168366978]

約数ペア:

[(1, 168366978), (2, 84183489), (3, 56122326), (6, 28061163), (9, 18707442), (13, 12951306), (18, 9353721), (26, 6475653), (27, 6235814), (39, 4317102), (54, 3117907), (78, 2158551), (117, 1439034), (234, 719517), (351, 479678), (373, 451386), (643, 261846), (702, 239839), (746, 225693), (1119, 150462), (1286, 130923), (1929, 87282), (2238, 75231), (3357, 50154), (3858, 43641), (4849, 34722), (5787, 29094), (6714, 25077), (8359, 20142), (9698, 17361), (10071, 16718), (11574, 14547)]