211953816

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{154937}}^1$

素因数の和:154968

約数の個数: 48

約数和(自身を含む): 604258200

約数和(自身を除く): 392304384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 154937, 309874, 464811, 619748, 929622, 1239496, 1394433, 1859244, 2788866, 2943803, 3718488, 5577732, 5887606, 8831409, 11155464, 11775212, 17662818, 23550424, 26494227, 35325636, 52988454, 70651272, 105976908, 211953816]

約数ペア:

[(1, 211953816), (2, 105976908), (3, 70651272), (4, 52988454), (6, 35325636), (8, 26494227), (9, 23550424), (12, 17662818), (18, 11775212), (19, 11155464), (24, 8831409), (36, 5887606), (38, 5577732), (57, 3718488), (72, 2943803), (76, 2788866), (114, 1859244), (152, 1394433), (171, 1239496), (228, 929622), (342, 619748), (456, 464811), (684, 309874), (1368, 154937)]