399090318

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 892560384

約数和(自身を除く): 493470066

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 106, 159, 271, 318, 421, 542, 583, 813, 842, 1166, 1263, 1626, 1749, 2526, 2981, 3498, 4631, 5962, 8943, 9262, 13893, 14363, 17886, 22313, 27786, 28726, 43089, 44626, 66939, 86178, 114091, 133878, 157993, 228182, 245443, 315986, 342273, 473979, 490886, 684546, 736329, 947958, 1255001, 1472658, 2510002, 3765003, 6046823, 7530006, 12093646, 18140469, 36280938, 66515053, 133030106, 199545159, 399090318]

約数ペア:

[(1, 399090318), (2, 199545159), (3, 133030106), (6, 66515053), (11, 36280938), (22, 18140469), (33, 12093646), (53, 7530006), (66, 6046823), (106, 3765003), (159, 2510002), (271, 1472658), (318, 1255001), (421, 947958), (542, 736329), (583, 684546), (813, 490886), (842, 473979), (1166, 342273), (1263, 315986), (1626, 245443), (1749, 228182), (2526, 157993), (2981, 133878), (3498, 114091), (4631, 86178), (5962, 66939), (8943, 44626), (9262, 43089), (13893, 28726), (14363, 27786), (17886, 22313)]