217664712

素因数分解:

$2^3\times 3^3\times {\mathrm{631}}^1\times {\mathrm{1597}}^1$

素因数の和:2243

約数の個数: 64

約数和(自身を含む): 605961600

約数和(自身を除く): 388296888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 631, 1262, 1597, 1893, 2524, 3194, 3786, 4791, 5048, 5679, 6388, 7572, 9582, 11358, 12776, 14373, 15144, 17037, 19164, 22716, 28746, 34074, 38328, 43119, 45432, 57492, 68148, 86238, 114984, 136296, 172476, 344952, 1007707, 2015414, 3023121, 4030828, 6046242, 8061656, 9069363, 12092484, 18138726, 24184968, 27208089, 36277452, 54416178, 72554904, 108832356, 217664712]

約数ペア:

[(1, 217664712), (2, 108832356), (3, 72554904), (4, 54416178), (6, 36277452), (8, 27208089), (9, 24184968), (12, 18138726), (18, 12092484), (24, 9069363), (27, 8061656), (36, 6046242), (54, 4030828), (72, 3023121), (108, 2015414), (216, 1007707), (631, 344952), (1262, 172476), (1597, 136296), (1893, 114984), (2524, 86238), (3194, 68148), (3786, 57492), (4791, 45432), (5048, 43119), (5679, 38328), (6388, 34074), (7572, 28746), (9582, 22716), (11358, 19164), (12776, 17037), (14373, 15144)]