257667228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78653}}^1$

素因数の和:78683

約数の個数: 72

約数和(自身を含む): 801641568

約数和(自身を除く): 543974340

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 78653, 157306, 235959, 314612, 471918, 550571, 707877, 943836, 1022489, 1101142, 1415754, 1651713, 2044978, 2202284, 2831508, 3067467, 3303426, 4089956, 4955139, 6134934, 6606852, 7157423, 9202401, 9910278, 12269868, 14314846, 18404802, 19820556, 21472269, 28629692, 36809604, 42944538, 64416807, 85889076, 128833614, 257667228]

約数ペア:

[(1, 257667228), (2, 128833614), (3, 85889076), (4, 64416807), (6, 42944538), (7, 36809604), (9, 28629692), (12, 21472269), (13, 19820556), (14, 18404802), (18, 14314846), (21, 12269868), (26, 9910278), (28, 9202401), (36, 7157423), (39, 6606852), (42, 6134934), (52, 4955139), (63, 4089956), (78, 3303426), (84, 3067467), (91, 2831508), (117, 2202284), (126, 2044978), (156, 1651713), (182, 1415754), (234, 1101142), (252, 1022489), (273, 943836), (364, 707877), (468, 550571), (546, 471918), (819, 314612), (1092, 235959), (1638, 157306), (3276, 78653)]