12491172

素因数分解:

$2^2\times 3^5\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 33388992

約数和(自身を除く): 20897820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 181, 213, 243, 284, 324, 362, 426, 486, 543, 639, 724, 852, 972, 1086, 1278, 1629, 1917, 2172, 2556, 3258, 3834, 4887, 5751, 6516, 7668, 9774, 11502, 12851, 14661, 17253, 19548, 23004, 25702, 29322, 34506, 38553, 43983, 51404, 58644, 69012, 77106, 87966, 115659, 154212, 175932, 231318, 346977, 462636, 693954, 1040931, 1387908, 2081862, 3122793, 4163724, 6245586, 12491172]

約数ペア:

[(1, 12491172), (2, 6245586), (3, 4163724), (4, 3122793), (6, 2081862), (9, 1387908), (12, 1040931), (18, 693954), (27, 462636), (36, 346977), (54, 231318), (71, 175932), (81, 154212), (108, 115659), (142, 87966), (162, 77106), (181, 69012), (213, 58644), (243, 51404), (284, 43983), (324, 38553), (362, 34506), (426, 29322), (486, 25702), (543, 23004), (639, 19548), (724, 17253), (852, 14661), (972, 12851), (1086, 11502), (1278, 9774), (1629, 7668), (1917, 6516), (2172, 5751), (2556, 4887), (3258, 3834)]