216653606

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 392513040

約数和(自身を除く): 175859434

約数列:

[1, 2, 13, 23, 26, 29, 31, 46, 58, 62, 169, 299, 338, 377, 403, 598, 667, 713, 754, 806, 899, 961, 1334, 1426, 1798, 1922, 3887, 4901, 5239, 7774, 8671, 9269, 9802, 10478, 11687, 12493, 17342, 18538, 20677, 22103, 23374, 24986, 27869, 41354, 44206, 55738, 112723, 120497, 151931, 162409, 225446, 240994, 268801, 287339, 303862, 324818, 362297, 537602, 574678, 640987, 724594, 1281974, 3494413, 3735407, 4709861, 6988826, 7470814, 8332831, 9419722, 16665662, 108326803, 216653606]

約数ペア:

[(1, 216653606), (2, 108326803), (13, 16665662), (23, 9419722), (26, 8332831), (29, 7470814), (31, 6988826), (46, 4709861), (58, 3735407), (62, 3494413), (169, 1281974), (299, 724594), (338, 640987), (377, 574678), (403, 537602), (598, 362297), (667, 324818), (713, 303862), (754, 287339), (806, 268801), (899, 240994), (961, 225446), (1334, 162409), (1426, 151931), (1798, 120497), (1922, 112723), (3887, 55738), (4901, 44206), (5239, 41354), (7774, 27869), (8671, 24986), (9269, 23374), (9802, 22103), (10478, 20677), (11687, 18538), (12493, 17342)]