1209306544

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{6211}}^1$

素因数の和:6545

約数の個数: 40

約数和(自身を含む): 2406379712

約数和(自身を除く): 1197073168

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 283, 344, 566, 688, 1132, 2264, 4528, 6211, 12169, 12422, 24338, 24844, 48676, 49688, 97352, 99376, 194704, 267073, 534146, 1068292, 1757713, 2136584, 3515426, 4273168, 7030852, 14061704, 28123408, 75581659, 151163318, 302326636, 604653272, 1209306544]

約数ペア:

[(1, 1209306544), (2, 604653272), (4, 302326636), (8, 151163318), (16, 75581659), (43, 28123408), (86, 14061704), (172, 7030852), (283, 4273168), (344, 3515426), (566, 2136584), (688, 1757713), (1132, 1068292), (2264, 534146), (4528, 267073), (6211, 194704), (12169, 99376), (12422, 97352), (24338, 49688), (24844, 48676)]