78415428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71809}}^1$

素因数の和:71836

約数の個数: 48

約数和(自身を含む): 225196160

約数和(自身を除く): 146780732

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 71809, 143618, 215427, 287236, 430854, 502663, 861708, 933517, 1005326, 1507989, 1867034, 2010652, 2800551, 3015978, 3734068, 5601102, 6031956, 6534619, 11202204, 13069238, 19603857, 26138476, 39207714, 78415428]

約数ペア:

[(1, 78415428), (2, 39207714), (3, 26138476), (4, 19603857), (6, 13069238), (7, 11202204), (12, 6534619), (13, 6031956), (14, 5601102), (21, 3734068), (26, 3015978), (28, 2800551), (39, 2010652), (42, 1867034), (52, 1507989), (78, 1005326), (84, 933517), (91, 861708), (156, 502663), (182, 430854), (273, 287236), (364, 215427), (546, 143618), (1092, 71809)]