391077828284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{19139}}^1$

素因数の和:19563

約数の個数: 96

約数和(自身を含む): 813012076800

約数和(自身を除く): 421934248516

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 139, 143, 257, 278, 286, 514, 556, 572, 1028, 1529, 1807, 2827, 3058, 3341, 3614, 5654, 6116, 6682, 7228, 11308, 13364, 19139, 19877, 35723, 36751, 38278, 39754, 71446, 73502, 76556, 79508, 142892, 147004, 210529, 248807, 392953, 421058, 464399, 497614, 785906, 842116, 928798, 995228, 1571812, 1857596, 2660321, 2736877, 4918723, 5108389, 5320642, 5473754, 9837446, 10216778, 10641284, 10947508, 19674892, 20433556, 29263531, 34584173, 54105953, 58527062, 63943399, 69168346, 108211906, 117054124, 127886798, 138336692, 216423812, 255773596, 380425903, 683702497, 703377389, 760851806, 1367404994, 1406754778, 1521703612, 2734809988, 2813509556, 7520727467, 8888132461, 15041454934, 17776264922, 30082909868, 35552529844, 97769457071, 195538914142, 391077828284]

約数ペア:

[(1, 391077828284), (2, 195538914142), (4, 97769457071), (11, 35552529844), (13, 30082909868), (22, 17776264922), (26, 15041454934), (44, 8888132461), (52, 7520727467), (139, 2813509556), (143, 2734809988), (257, 1521703612), (278, 1406754778), (286, 1367404994), (514, 760851806), (556, 703377389), (572, 683702497), (1028, 380425903), (1529, 255773596), (1807, 216423812), (2827, 138336692), (3058, 127886798), (3341, 117054124), (3614, 108211906), (5654, 69168346), (6116, 63943399), (6682, 58527062), (7228, 54105953), (11308, 34584173), (13364, 29263531), (19139, 20433556), (19877, 19674892), (35723, 10947508), (36751, 10641284), (38278, 10216778), (39754, 9837446), (71446, 5473754), (73502, 5320642), (76556, 5108389), (79508, 4918723), (142892, 2736877), (147004, 2660321), (210529, 1857596), (248807, 1571812), (392953, 995228), (421058, 928798), (464399, 842116), (497614, 785906)]