28972566

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:931

約数の個数: 80

約数和(自身を含む): 76839840

約数和(自身を除く): 47867274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 54, 58, 63, 81, 87, 126, 162, 174, 189, 203, 261, 378, 406, 522, 567, 609, 783, 881, 1134, 1218, 1566, 1762, 1827, 2349, 2643, 3654, 4698, 5286, 5481, 6167, 7929, 10962, 12334, 15858, 16443, 18501, 23787, 25549, 32886, 37002, 47574, 51098, 55503, 71361, 76647, 111006, 142722, 153294, 166509, 178843, 229941, 333018, 357686, 459882, 499527, 536529, 689823, 999054, 1073058, 1379646, 1609587, 2069469, 3219174, 4138938, 4828761, 9657522, 14486283, 28972566]

約数ペア:

[(1, 28972566), (2, 14486283), (3, 9657522), (6, 4828761), (7, 4138938), (9, 3219174), (14, 2069469), (18, 1609587), (21, 1379646), (27, 1073058), (29, 999054), (42, 689823), (54, 536529), (58, 499527), (63, 459882), (81, 357686), (87, 333018), (126, 229941), (162, 178843), (174, 166509), (189, 153294), (203, 142722), (261, 111006), (378, 76647), (406, 71361), (522, 55503), (567, 51098), (609, 47574), (783, 37002), (881, 32886), (1134, 25549), (1218, 23787), (1566, 18501), (1762, 16443), (1827, 15858), (2349, 12334), (2643, 10962), (3654, 7929), (4698, 6167), (5286, 5481)]