90321561

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 159952320

約数和(自身を除く): 69630759

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 67, 81, 89, 99, 153, 187, 201, 267, 297, 459, 561, 603, 737, 801, 891, 979, 1139, 1377, 1513, 1683, 1809, 2211, 2403, 2937, 3417, 4539, 5049, 5427, 5963, 6633, 7209, 8811, 10251, 12529, 13617, 15147, 16643, 17889, 19899, 26433, 30753, 37587, 40851, 49929, 53667, 59697, 65593, 79299, 92259, 101371, 112761, 122553, 149787, 161001, 196779, 304113, 338283, 449361, 483003, 590337, 912339, 1014849, 1115081, 1348083, 1771011, 2737017, 3345243, 5313033, 8211051, 10035729, 30107187, 90321561]

約数ペア:

[(1, 90321561), (3, 30107187), (9, 10035729), (11, 8211051), (17, 5313033), (27, 3345243), (33, 2737017), (51, 1771011), (67, 1348083), (81, 1115081), (89, 1014849), (99, 912339), (153, 590337), (187, 483003), (201, 449361), (267, 338283), (297, 304113), (459, 196779), (561, 161001), (603, 149787), (737, 122553), (801, 112761), (891, 101371), (979, 92259), (1139, 79299), (1377, 65593), (1513, 59697), (1683, 53667), (1809, 49929), (2211, 40851), (2403, 37587), (2937, 30753), (3417, 26433), (4539, 19899), (5049, 17889), (5427, 16643), (5963, 15147), (6633, 13617), (7209, 12529), (8811, 10251)]