28270152

素因数分解:

$2^3\times 3^2\times {\mathrm{431}}^1\times {\mathrm{911}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 76826880

約数和(自身を除く): 48556728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 431, 862, 911, 1293, 1724, 1822, 2586, 2733, 3448, 3644, 3879, 5172, 5466, 7288, 7758, 8199, 10344, 10932, 15516, 16398, 21864, 31032, 32796, 65592, 392641, 785282, 1177923, 1570564, 2355846, 3141128, 3533769, 4711692, 7067538, 9423384, 14135076, 28270152]

約数ペア:

[(1, 28270152), (2, 14135076), (3, 9423384), (4, 7067538), (6, 4711692), (8, 3533769), (9, 3141128), (12, 2355846), (18, 1570564), (24, 1177923), (36, 785282), (72, 392641), (431, 65592), (862, 32796), (911, 31032), (1293, 21864), (1724, 16398), (1822, 15516), (2586, 10932), (2733, 10344), (3448, 8199), (3644, 7758), (3879, 7288), (5172, 5466)]