208487772

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1471}}^1$

素因数の和:1639

約数の個数: 72

約数和(自身を含む): 548667392

約数和(自身を除く): 340179620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 127, 186, 254, 279, 372, 381, 508, 558, 762, 1116, 1143, 1471, 1524, 2286, 2942, 3937, 4413, 4572, 5884, 7874, 8826, 11811, 13239, 15748, 17652, 23622, 26478, 35433, 45601, 47244, 52956, 70866, 91202, 136803, 141732, 182404, 186817, 273606, 373634, 410409, 547212, 560451, 747268, 820818, 1120902, 1641636, 1681353, 2241804, 3362706, 5791327, 6725412, 11582654, 17373981, 23165308, 34747962, 52121943, 69495924, 104243886, 208487772]

約数ペア:

[(1, 208487772), (2, 104243886), (3, 69495924), (4, 52121943), (6, 34747962), (9, 23165308), (12, 17373981), (18, 11582654), (31, 6725412), (36, 5791327), (62, 3362706), (93, 2241804), (124, 1681353), (127, 1641636), (186, 1120902), (254, 820818), (279, 747268), (372, 560451), (381, 547212), (508, 410409), (558, 373634), (762, 273606), (1116, 186817), (1143, 182404), (1471, 141732), (1524, 136803), (2286, 91202), (2942, 70866), (3937, 52956), (4413, 47244), (4572, 45601), (5884, 35433), (7874, 26478), (8826, 23622), (11811, 17652), (13239, 15748)]