397508652

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:540

約数の個数: 108

約数和(自身を含む): 1077574680

約数和(自身を除く): 680066028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 73, 76, 114, 146, 171, 219, 228, 292, 342, 361, 419, 438, 657, 684, 722, 838, 876, 1083, 1257, 1314, 1387, 1444, 1676, 2166, 2514, 2628, 2774, 3249, 3771, 4161, 4332, 5028, 5548, 6498, 7542, 7961, 8322, 12483, 12996, 15084, 15922, 16644, 23883, 24966, 26353, 30587, 31844, 47766, 49932, 52706, 61174, 71649, 79059, 91761, 95532, 105412, 122348, 143298, 151259, 158118, 183522, 237177, 275283, 286596, 302518, 316236, 367044, 453777, 474354, 550566, 581153, 605036, 907554, 948708, 1101132, 1162306, 1361331, 1743459, 1815108, 2324612, 2722662, 3486918, 5230377, 5445324, 6973836, 10460754, 11041907, 20921508, 22083814, 33125721, 44167628, 66251442, 99377163, 132502884, 198754326, 397508652]

約数ペア:

[(1, 397508652), (2, 198754326), (3, 132502884), (4, 99377163), (6, 66251442), (9, 44167628), (12, 33125721), (18, 22083814), (19, 20921508), (36, 11041907), (38, 10460754), (57, 6973836), (73, 5445324), (76, 5230377), (114, 3486918), (146, 2722662), (171, 2324612), (219, 1815108), (228, 1743459), (292, 1361331), (342, 1162306), (361, 1101132), (419, 948708), (438, 907554), (657, 605036), (684, 581153), (722, 550566), (838, 474354), (876, 453777), (1083, 367044), (1257, 316236), (1314, 302518), (1387, 286596), (1444, 275283), (1676, 237177), (2166, 183522), (2514, 158118), (2628, 151259), (2774, 143298), (3249, 122348), (3771, 105412), (4161, 95532), (4332, 91761), (5028, 79059), (5548, 71649), (6498, 61174), (7542, 52706), (7961, 49932), (8322, 47766), (12483, 31844), (12996, 30587), (15084, 26353), (15922, 24966), (16644, 23883)]