311140908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{907}}^1$

素因数の和:1663

約数の個数: 72

約数和(自身を含む): 849085328

約数和(自身を除く): 537944420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 733, 907, 1466, 1814, 2199, 2721, 2932, 3628, 4398, 5442, 6597, 8163, 8796, 9529, 10884, 11791, 13194, 16326, 19058, 23582, 26388, 28587, 32652, 35373, 38116, 47164, 57174, 70746, 85761, 106119, 114348, 141492, 171522, 212238, 343044, 424476, 664831, 1329662, 1994493, 2659324, 3988986, 5983479, 7977972, 8642803, 11966958, 17285606, 23933916, 25928409, 34571212, 51856818, 77785227, 103713636, 155570454, 311140908]

約数ペア:

[(1, 311140908), (2, 155570454), (3, 103713636), (4, 77785227), (6, 51856818), (9, 34571212), (12, 25928409), (13, 23933916), (18, 17285606), (26, 11966958), (36, 8642803), (39, 7977972), (52, 5983479), (78, 3988986), (117, 2659324), (156, 1994493), (234, 1329662), (468, 664831), (733, 424476), (907, 343044), (1466, 212238), (1814, 171522), (2199, 141492), (2721, 114348), (2932, 106119), (3628, 85761), (4398, 70746), (5442, 57174), (6597, 47164), (8163, 38116), (8796, 35373), (9529, 32652), (10884, 28587), (11791, 26388), (13194, 23582), (16326, 19058)]