1209193648

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:927

約数の個数: 80

約数和(自身を含む): 2602958400

約数和(自身を除く): 1393764752

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 169, 208, 328, 338, 533, 656, 676, 839, 1066, 1352, 1678, 2132, 2197, 2704, 3356, 4264, 4394, 6712, 6929, 8528, 8788, 10907, 13424, 13858, 17576, 21814, 27716, 34399, 35152, 43628, 55432, 68798, 87256, 90077, 110864, 137596, 141791, 174512, 180154, 275192, 283582, 360308, 447187, 550384, 567164, 720616, 894374, 1134328, 1441232, 1788748, 1843283, 2268656, 3577496, 3686566, 5813431, 7154992, 7373132, 11626862, 14746264, 23253724, 29492528, 46507448, 75574603, 93014896, 151149206, 302298412, 604596824, 1209193648]

約数ペア:

[(1, 1209193648), (2, 604596824), (4, 302298412), (8, 151149206), (13, 93014896), (16, 75574603), (26, 46507448), (41, 29492528), (52, 23253724), (82, 14746264), (104, 11626862), (164, 7373132), (169, 7154992), (208, 5813431), (328, 3686566), (338, 3577496), (533, 2268656), (656, 1843283), (676, 1788748), (839, 1441232), (1066, 1134328), (1352, 894374), (1678, 720616), (2132, 567164), (2197, 550384), (2704, 447187), (3356, 360308), (4264, 283582), (4394, 275192), (6712, 180154), (6929, 174512), (8528, 141791), (8788, 137596), (10907, 110864), (13424, 90077), (13858, 87256), (17576, 68798), (21814, 55432), (27716, 43628), (34399, 35152)]