217676872

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{839}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 482630400

約数和(自身を除く): 264953528

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 113, 164, 226, 287, 328, 452, 574, 791, 839, 904, 1148, 1582, 1678, 2296, 3164, 3356, 4633, 5873, 6328, 6712, 9266, 11746, 18532, 23492, 32431, 34399, 37064, 46984, 64862, 68798, 94807, 129724, 137596, 189614, 240793, 259448, 275192, 379228, 481586, 663649, 758456, 963172, 1327298, 1926344, 2654596, 3887087, 5309192, 7774174, 15548348, 27209609, 31096696, 54419218, 108838436, 217676872]

約数ペア:

[(1, 217676872), (2, 108838436), (4, 54419218), (7, 31096696), (8, 27209609), (14, 15548348), (28, 7774174), (41, 5309192), (56, 3887087), (82, 2654596), (113, 1926344), (164, 1327298), (226, 963172), (287, 758456), (328, 663649), (452, 481586), (574, 379228), (791, 275192), (839, 259448), (904, 240793), (1148, 189614), (1582, 137596), (1678, 129724), (2296, 94807), (3164, 68798), (3356, 64862), (4633, 46984), (5873, 37064), (6328, 34399), (6712, 32431), (9266, 23492), (11746, 18532)]