245707154

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 491028480

約数和(自身を除く): 245321326

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 127, 154, 187, 238, 254, 374, 739, 889, 1309, 1397, 1478, 1778, 2159, 2618, 2794, 4318, 5173, 8129, 9779, 10346, 12563, 15113, 16258, 19558, 23749, 25126, 30226, 47498, 56903, 87941, 93853, 113806, 138193, 166243, 175882, 187706, 276386, 332486, 656971, 967351, 1032383, 1313942, 1595501, 1934702, 2064766, 3191002, 7226681, 11168507, 14453362, 17550511, 22337014, 35101022, 122853577, 245707154]

約数ペア:

[(1, 245707154), (2, 122853577), (7, 35101022), (11, 22337014), (14, 17550511), (17, 14453362), (22, 11168507), (34, 7226681), (77, 3191002), (119, 2064766), (127, 1934702), (154, 1595501), (187, 1313942), (238, 1032383), (254, 967351), (374, 656971), (739, 332486), (889, 276386), (1309, 187706), (1397, 175882), (1478, 166243), (1778, 138193), (2159, 113806), (2618, 93853), (2794, 87941), (4318, 56903), (5173, 47498), (8129, 30226), (9779, 25126), (10346, 23749), (12563, 19558), (15113, 16258)]