87721284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{13219}}^1$

素因数の和:13312

約数の個数: 48

約数和(自身を含む): 236902400

約数和(自身を除く): 149181116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 13219, 26438, 39657, 52876, 79314, 92533, 158628, 185066, 277599, 370132, 555198, 1044301, 1110396, 2088602, 3132903, 4177204, 6265806, 7310107, 12531612, 14620214, 21930321, 29240428, 43860642, 87721284]

約数ペア:

[(1, 87721284), (2, 43860642), (3, 29240428), (4, 21930321), (6, 14620214), (7, 12531612), (12, 7310107), (14, 6265806), (21, 4177204), (28, 3132903), (42, 2088602), (79, 1110396), (84, 1044301), (158, 555198), (237, 370132), (316, 277599), (474, 185066), (553, 158628), (948, 92533), (1106, 79314), (1659, 52876), (2212, 39657), (3318, 26438), (6636, 13219)]