207949528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 424569600

約数和(自身を除く): 216620072

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 83, 106, 152, 166, 212, 311, 332, 424, 622, 664, 1007, 1244, 1577, 2014, 2488, 3154, 4028, 4399, 5909, 6308, 8056, 8798, 11818, 12616, 16483, 17596, 23636, 25813, 32966, 35192, 47272, 51626, 65932, 83581, 103252, 131864, 167162, 206504, 313177, 334324, 490447, 626354, 668648, 980894, 1252708, 1368089, 1961788, 2505416, 2736178, 3923576, 5472356, 10944712, 25993691, 51987382, 103974764, 207949528]

約数ペア:

[(1, 207949528), (2, 103974764), (4, 51987382), (8, 25993691), (19, 10944712), (38, 5472356), (53, 3923576), (76, 2736178), (83, 2505416), (106, 1961788), (152, 1368089), (166, 1252708), (212, 980894), (311, 668648), (332, 626354), (424, 490447), (622, 334324), (664, 313177), (1007, 206504), (1244, 167162), (1577, 131864), (2014, 103252), (2488, 83581), (3154, 65932), (4028, 51626), (4399, 47272), (5909, 35192), (6308, 32966), (8056, 25813), (8798, 23636), (11818, 17596), (12616, 16483)]