121231728

素因数分解:

$2^4\times 3^5\times {\mathrm{31181}}^1$

素因数の和:31204

約数の個数: 60

約数和(自身を含む): 351857688

約数和(自身を除く): 230625960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 31181, 62362, 93543, 124724, 187086, 249448, 280629, 374172, 498896, 561258, 748344, 841887, 1122516, 1496688, 1683774, 2245032, 2525661, 3367548, 4490064, 5051322, 6735096, 7576983, 10102644, 13470192, 15153966, 20205288, 30307932, 40410576, 60615864, 121231728]

約数ペア:

[(1, 121231728), (2, 60615864), (3, 40410576), (4, 30307932), (6, 20205288), (8, 15153966), (9, 13470192), (12, 10102644), (16, 7576983), (18, 6735096), (24, 5051322), (27, 4490064), (36, 3367548), (48, 2525661), (54, 2245032), (72, 1683774), (81, 1496688), (108, 1122516), (144, 841887), (162, 748344), (216, 561258), (243, 498896), (324, 374172), (432, 280629), (486, 249448), (648, 187086), (972, 124724), (1296, 93543), (1944, 62362), (3888, 31181)]