207777388

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2367

約数の個数: 72

約数和(自身を含む): 473867520

約数和(自身を除く): 266090132

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 247, 266, 338, 364, 494, 532, 676, 988, 1183, 1729, 2311, 2366, 3211, 3458, 4622, 4732, 6422, 6916, 9244, 12844, 16177, 22477, 30043, 32354, 43909, 44954, 60086, 64708, 87818, 89908, 120172, 175636, 210301, 307363, 390559, 420602, 570817, 614726, 781118, 841204, 1141634, 1229452, 1562236, 2283268, 2733913, 3995719, 5467826, 7420621, 7991438, 10935652, 14841242, 15982876, 29682484, 51944347, 103888694, 207777388]

約数ペア:

[(1, 207777388), (2, 103888694), (4, 51944347), (7, 29682484), (13, 15982876), (14, 14841242), (19, 10935652), (26, 7991438), (28, 7420621), (38, 5467826), (52, 3995719), (76, 2733913), (91, 2283268), (133, 1562236), (169, 1229452), (182, 1141634), (247, 841204), (266, 781118), (338, 614726), (364, 570817), (494, 420602), (532, 390559), (676, 307363), (988, 210301), (1183, 175636), (1729, 120172), (2311, 89908), (2366, 87818), (3211, 64708), (3458, 60086), (4622, 44954), (4732, 43909), (6422, 32354), (6916, 30043), (9244, 22477), (12844, 16177)]