28206388

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 58423680

約数和(自身を除く): 30217292

約数列:

[1, 2, 4, 7, 14, 28, 53, 83, 106, 166, 212, 229, 332, 371, 458, 581, 742, 916, 1162, 1484, 1603, 2324, 3206, 4399, 6412, 8798, 12137, 17596, 19007, 24274, 30793, 38014, 48548, 61586, 76028, 84959, 123172, 133049, 169918, 266098, 339836, 532196, 1007371, 2014742, 4029484, 7051597, 14103194, 28206388]

約数ペア:

[(1, 28206388), (2, 14103194), (4, 7051597), (7, 4029484), (14, 2014742), (28, 1007371), (53, 532196), (83, 339836), (106, 266098), (166, 169918), (212, 133049), (229, 123172), (332, 84959), (371, 76028), (458, 61586), (581, 48548), (742, 38014), (916, 30793), (1162, 24274), (1484, 19007), (1603, 17596), (2324, 12137), (3206, 8798), (4399, 6412)]