1297742685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:998

約数の個数: 64

約数和(自身を含む): 2303976960

約数和(自身を除く): 1006234275

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 409, 541, 1173, 1227, 1623, 1955, 2045, 2705, 5865, 6135, 6953, 8115, 9197, 9407, 12443, 20859, 27591, 28221, 34765, 37329, 45985, 47035, 62215, 104295, 137955, 141105, 159919, 186645, 211531, 221269, 479757, 634593, 663807, 799595, 1057655, 1106345, 2398785, 3172965, 3319035, 3761573, 5089187, 11284719, 15267561, 18807865, 25445935, 56423595, 76337805, 86516179, 259548537, 432580895, 1297742685]

約数ペア:

[(1, 1297742685), (3, 432580895), (5, 259548537), (15, 86516179), (17, 76337805), (23, 56423595), (51, 25445935), (69, 18807865), (85, 15267561), (115, 11284719), (255, 5089187), (345, 3761573), (391, 3319035), (409, 3172965), (541, 2398785), (1173, 1106345), (1227, 1057655), (1623, 799595), (1955, 663807), (2045, 634593), (2705, 479757), (5865, 221269), (6135, 211531), (6953, 186645), (8115, 159919), (9197, 141105), (9407, 137955), (12443, 104295), (20859, 62215), (27591, 47035), (28221, 45985), (34765, 37329)]