15981998328

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{1042123}}^1$

素因数の和:1042209

約数の個数: 64

約数和(自身を含む): 45019756800

約数和(自身を除く): 29037758472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 7668, 15336, 1042123, 2084246, 3126369, 4168492, 6252738, 8336984, 9379107, 12505476, 18758214, 25010952, 28137321, 37516428, 56274642, 73990733, 75032856, 112549284, 147981466, 221972199, 225098568, 295962932, 443944398, 591925864, 665916597, 887888796, 1331833194, 1775777592, 1997749791, 2663666388, 3995499582, 5327332776, 7990999164, 15981998328]

約数ペア:

[(1, 15981998328), (2, 7990999164), (3, 5327332776), (4, 3995499582), (6, 2663666388), (8, 1997749791), (9, 1775777592), (12, 1331833194), (18, 887888796), (24, 665916597), (27, 591925864), (36, 443944398), (54, 295962932), (71, 225098568), (72, 221972199), (108, 147981466), (142, 112549284), (213, 75032856), (216, 73990733), (284, 56274642), (426, 37516428), (568, 28137321), (639, 25010952), (852, 18758214), (1278, 12505476), (1704, 9379107), (1917, 8336984), (2556, 6252738), (3834, 4168492), (5112, 3126369), (7668, 2084246), (15336, 1042123)]