349052409

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{331}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 536055168

約数和(自身を除く): 187002759

約数列:

[1, 3, 9, 27, 47, 81, 141, 277, 331, 423, 831, 993, 1269, 2493, 2979, 3807, 7479, 8937, 13019, 15557, 22437, 26811, 39057, 46671, 91687, 117171, 140013, 275061, 351513, 420039, 825183, 1054539, 1260117, 2475549, 4309289, 7426647, 12927867, 38783601, 116350803, 349052409]

約数ペア:

[(1, 349052409), (3, 116350803), (9, 38783601), (27, 12927867), (47, 7426647), (81, 4309289), (141, 2475549), (277, 1260117), (331, 1054539), (423, 825183), (831, 420039), (993, 351513), (1269, 275061), (2493, 140013), (2979, 117171), (3807, 91687), (7479, 46671), (8937, 39057), (13019, 26811), (15557, 22437)]