1631866990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{23203}}^1$

素因数の和:23764

約数の個数: 32

約数和(自身を含む): 3169295136

約数和(自身を除く): 1537428146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 541, 1082, 2705, 5410, 7033, 14066, 23203, 35165, 46406, 70330, 116015, 232030, 301639, 603278, 1508195, 3016390, 12552823, 25105646, 62764115, 125528230, 163186699, 326373398, 815933495, 1631866990]

約数ペア:

[(1, 1631866990), (2, 815933495), (5, 326373398), (10, 163186699), (13, 125528230), (26, 62764115), (65, 25105646), (130, 12552823), (541, 3016390), (1082, 1508195), (2705, 603278), (5410, 301639), (7033, 232030), (14066, 116015), (23203, 70330), (35165, 46406)]