201641517

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 373250592

約数和(自身を除く): 171609075

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 197, 211, 231, 441, 539, 591, 633, 693, 1379, 1477, 1617, 1773, 1899, 2167, 2321, 4137, 4431, 4851, 6501, 6963, 9653, 10339, 12411, 13293, 15169, 16247, 19503, 20889, 28959, 31017, 41567, 45507, 48741, 86877, 93051, 106183, 113729, 124701, 136521, 146223, 290969, 318549, 341187, 374103, 457237, 872907, 955647, 1023561, 1371711, 2036783, 2618721, 3200659, 4115133, 6110349, 9601977, 18331047, 22404613, 28805931, 67213839, 201641517]

約数ペア:

[(1, 201641517), (3, 67213839), (7, 28805931), (9, 22404613), (11, 18331047), (21, 9601977), (33, 6110349), (49, 4115133), (63, 3200659), (77, 2618721), (99, 2036783), (147, 1371711), (197, 1023561), (211, 955647), (231, 872907), (441, 457237), (539, 374103), (591, 341187), (633, 318549), (693, 290969), (1379, 146223), (1477, 136521), (1617, 124701), (1773, 113729), (1899, 106183), (2167, 93051), (2321, 86877), (4137, 48741), (4431, 45507), (4851, 41567), (6501, 31017), (6963, 28959), (9653, 20889), (10339, 19503), (12411, 16247), (13293, 15169)]