287791112

素因数分解:

$2^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 649150200

約数和(自身を除く): 361359088

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 89, 98, 113, 146, 178, 196, 226, 292, 356, 392, 452, 511, 584, 623, 712, 791, 904, 1022, 1246, 1582, 2044, 2492, 3164, 3577, 4088, 4361, 4984, 5537, 6328, 6497, 7154, 8249, 8722, 10057, 11074, 12994, 14308, 16498, 17444, 20114, 22148, 25988, 28616, 32996, 34888, 40228, 44296, 45479, 51976, 57743, 65992, 70399, 80456, 90958, 115486, 140798, 181916, 230972, 281596, 318353, 363832, 404201, 461944, 492793, 563192, 636706, 734161, 808402, 985586, 1273412, 1468322, 1616804, 1971172, 2546824, 2936644, 3233608, 3942344, 5139127, 5873288, 10278254, 20556508, 35973889, 41113016, 71947778, 143895556, 287791112]

約数ペア:

[(1, 287791112), (2, 143895556), (4, 71947778), (7, 41113016), (8, 35973889), (14, 20556508), (28, 10278254), (49, 5873288), (56, 5139127), (73, 3942344), (89, 3233608), (98, 2936644), (113, 2546824), (146, 1971172), (178, 1616804), (196, 1468322), (226, 1273412), (292, 985586), (356, 808402), (392, 734161), (452, 636706), (511, 563192), (584, 492793), (623, 461944), (712, 404201), (791, 363832), (904, 318353), (1022, 281596), (1246, 230972), (1582, 181916), (2044, 140798), (2492, 115486), (3164, 90958), (3577, 80456), (4088, 70399), (4361, 65992), (4984, 57743), (5537, 51976), (6328, 45479), (6497, 44296), (7154, 40228), (8249, 34888), (8722, 32996), (10057, 28616), (11074, 25988), (12994, 22148), (14308, 20114), (16498, 17444)]