139878856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1394

約数の個数: 64

約数和(自身を含む): 304199280

約数和(自身を除く): 164320424

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 61, 68, 104, 122, 136, 221, 244, 442, 488, 793, 884, 1037, 1297, 1586, 1768, 2074, 2594, 3172, 4148, 5188, 6344, 8296, 10376, 13481, 16861, 22049, 26962, 33722, 44098, 53924, 67444, 79117, 88196, 107848, 134888, 158234, 176392, 286637, 316468, 573274, 632936, 1028521, 1146548, 1344989, 2057042, 2293096, 2689978, 4114084, 5379956, 8228168, 10759912, 17484857, 34969714, 69939428, 139878856]

約数ペア:

[(1, 139878856), (2, 69939428), (4, 34969714), (8, 17484857), (13, 10759912), (17, 8228168), (26, 5379956), (34, 4114084), (52, 2689978), (61, 2293096), (68, 2057042), (104, 1344989), (122, 1146548), (136, 1028521), (221, 632936), (244, 573274), (442, 316468), (488, 286637), (793, 176392), (884, 158234), (1037, 134888), (1297, 107848), (1586, 88196), (1768, 79117), (2074, 67444), (2594, 53924), (3172, 44098), (4148, 33722), (5188, 26962), (6344, 22049), (8296, 16861), (10376, 13481)]