207978563572

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{394943}}^1$

素因数の和:395033

約数の個数: 72

約数和(自身を含む): 424975541760

約数和(自身を除く): 216996978188

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 169, 247, 338, 494, 533, 676, 779, 988, 1066, 1558, 2132, 3116, 3211, 6422, 6929, 10127, 12844, 13858, 20254, 27716, 40508, 131651, 263302, 394943, 526604, 789886, 1579772, 5134259, 7503917, 10268518, 15007834, 16192663, 20537036, 30015668, 32385326, 64770652, 66745367, 97550921, 133490734, 195101842, 210504619, 266981468, 307660597, 390203684, 421009238, 615321194, 842018476, 1230642388, 1268161973, 2536323946, 2736560047, 3999587761, 5072647892, 5473120094, 7999175522, 10946240188, 15998351044, 51994640893, 103989281786, 207978563572]

約数ペア:

[(1, 207978563572), (2, 103989281786), (4, 51994640893), (13, 15998351044), (19, 10946240188), (26, 7999175522), (38, 5473120094), (41, 5072647892), (52, 3999587761), (76, 2736560047), (82, 2536323946), (164, 1268161973), (169, 1230642388), (247, 842018476), (338, 615321194), (494, 421009238), (533, 390203684), (676, 307660597), (779, 266981468), (988, 210504619), (1066, 195101842), (1558, 133490734), (2132, 97550921), (3116, 66745367), (3211, 64770652), (6422, 32385326), (6929, 30015668), (10127, 20537036), (12844, 16192663), (13858, 15007834), (20254, 10268518), (27716, 7503917), (40508, 5134259), (131651, 1579772), (263302, 789886), (394943, 526604)]