81715284

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{108089}}^1$

素因数の和:108109

約数の個数: 48

約数和(自身を含む): 242121600

約数和(自身を除く): 160406316

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 108089, 216178, 324267, 432356, 648534, 756623, 972801, 1297068, 1513246, 1945602, 2269869, 2918403, 3026492, 3891204, 4539738, 5836806, 6809607, 9079476, 11673612, 13619214, 20428821, 27238428, 40857642, 81715284]

約数ペア:

[(1, 81715284), (2, 40857642), (3, 27238428), (4, 20428821), (6, 13619214), (7, 11673612), (9, 9079476), (12, 6809607), (14, 5836806), (18, 4539738), (21, 3891204), (27, 3026492), (28, 2918403), (36, 2269869), (42, 1945602), (54, 1513246), (63, 1297068), (84, 972801), (108, 756623), (126, 648534), (189, 432356), (252, 324267), (378, 216178), (756, 108089)]