87968223

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 152193600

約数和(自身を除く): 64225377

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 89, 203, 261, 267, 541, 609, 623, 801, 1623, 1827, 1869, 2581, 3787, 4869, 5607, 7743, 11361, 15689, 18067, 23229, 34083, 47067, 48149, 54201, 109823, 141201, 144447, 162603, 329469, 337043, 433341, 988407, 1011129, 1396321, 3033387, 4188963, 9774247, 12566889, 29322741, 87968223]

約数ペア:

[(1, 87968223), (3, 29322741), (7, 12566889), (9, 9774247), (21, 4188963), (29, 3033387), (63, 1396321), (87, 1011129), (89, 988407), (203, 433341), (261, 337043), (267, 329469), (541, 162603), (609, 144447), (623, 141201), (801, 109823), (1623, 54201), (1827, 48149), (1869, 47067), (2581, 34083), (3787, 23229), (4869, 18067), (5607, 15689), (7743, 11361)]