31672035

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 58226688

約数和(自身を除く): 26554653

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 71, 115, 207, 213, 345, 355, 431, 639, 1035, 1065, 1293, 1633, 2155, 3195, 3879, 4899, 6465, 8165, 9913, 14697, 19395, 24495, 29739, 30601, 49565, 73485, 89217, 91803, 148695, 153005, 275409, 446085, 459015, 703823, 1377045, 2111469, 3519115, 6334407, 10557345, 31672035]

約数ペア:

[(1, 31672035), (3, 10557345), (5, 6334407), (9, 3519115), (15, 2111469), (23, 1377045), (45, 703823), (69, 459015), (71, 446085), (115, 275409), (207, 153005), (213, 148695), (345, 91803), (355, 89217), (431, 73485), (639, 49565), (1035, 30601), (1065, 29739), (1293, 24495), (1633, 19395), (2155, 14697), (3195, 9913), (3879, 8165), (4899, 6465)]