305104527

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1$

素因数の和:2853

約数の個数: 72

約数和(自身を含む): 581358960

約数和(自身を除く): 276254433

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 171, 247, 273, 399, 441, 637, 741, 819, 931, 1197, 1729, 1911, 2223, 2793, 2801, 5187, 5733, 8379, 8403, 12103, 15561, 19607, 25209, 36309, 36413, 53219, 58821, 108927, 109239, 137249, 159657, 176463, 254891, 327717, 372533, 411747, 478971, 691847, 764673, 1117599, 1235241, 1784237, 2075541, 2294019, 2607731, 3352797, 4842929, 5352711, 6226623, 7823193, 14528787, 16058133, 23469579, 33900503, 43586361, 101701509, 305104527]

約数ペア:

[(1, 305104527), (3, 101701509), (7, 43586361), (9, 33900503), (13, 23469579), (19, 16058133), (21, 14528787), (39, 7823193), (49, 6226623), (57, 5352711), (63, 4842929), (91, 3352797), (117, 2607731), (133, 2294019), (147, 2075541), (171, 1784237), (247, 1235241), (273, 1117599), (399, 764673), (441, 691847), (637, 478971), (741, 411747), (819, 372533), (931, 327717), (1197, 254891), (1729, 176463), (1911, 159657), (2223, 137249), (2793, 109239), (2801, 108927), (5187, 58821), (5733, 53219), (8379, 36413), (8403, 36309), (12103, 25209), (15561, 19607)]