128711586

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 279982080

約数和(自身を除く): 151270494

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 83, 114, 122, 166, 183, 223, 249, 366, 446, 498, 669, 1159, 1338, 1577, 2318, 3154, 3477, 4237, 4731, 5063, 6954, 8474, 9462, 10126, 12711, 13603, 15189, 18509, 25422, 27206, 30378, 37018, 40809, 55527, 81618, 96197, 111054, 192394, 258457, 288591, 351671, 516914, 577182, 703342, 775371, 1055013, 1129049, 1550742, 2110026, 2258098, 3387147, 6774294, 21451931, 42903862, 64355793, 128711586]

約数ペア:

[(1, 128711586), (2, 64355793), (3, 42903862), (6, 21451931), (19, 6774294), (38, 3387147), (57, 2258098), (61, 2110026), (83, 1550742), (114, 1129049), (122, 1055013), (166, 775371), (183, 703342), (223, 577182), (249, 516914), (366, 351671), (446, 288591), (498, 258457), (669, 192394), (1159, 111054), (1338, 96197), (1577, 81618), (2318, 55527), (3154, 40809), (3477, 37018), (4237, 30378), (4731, 27206), (5063, 25422), (6954, 18509), (8474, 15189), (9462, 13603), (10126, 12711)]