253764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 786240

約数和(自身を除く): 532476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 53, 57, 63, 76, 84, 106, 114, 126, 133, 159, 171, 212, 228, 252, 266, 318, 342, 371, 399, 477, 532, 636, 684, 742, 798, 954, 1007, 1113, 1197, 1484, 1596, 1908, 2014, 2226, 2394, 3021, 3339, 4028, 4452, 4788, 6042, 6678, 7049, 9063, 12084, 13356, 14098, 18126, 21147, 28196, 36252, 42294, 63441, 84588, 126882, 253764]

約数ペア:

[(1, 253764), (2, 126882), (3, 84588), (4, 63441), (6, 42294), (7, 36252), (9, 28196), (12, 21147), (14, 18126), (18, 14098), (19, 13356), (21, 12084), (28, 9063), (36, 7049), (38, 6678), (42, 6042), (53, 4788), (57, 4452), (63, 4028), (76, 3339), (84, 3021), (106, 2394), (114, 2226), (126, 2014), (133, 1908), (159, 1596), (171, 1484), (212, 1197), (228, 1113), (252, 1007), (266, 954), (318, 798), (342, 742), (371, 684), (399, 636), (477, 532)]