165717981

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 308206080

約数和(自身を除く): 142488099

約数列:

[1, 3, 9, 11, 13, 19, 27, 33, 39, 57, 81, 99, 117, 143, 171, 209, 243, 247, 251, 297, 351, 429, 513, 627, 741, 753, 891, 1053, 1287, 1539, 1881, 2223, 2259, 2673, 2717, 2761, 3159, 3263, 3861, 4617, 4769, 5643, 6669, 6777, 8151, 8283, 9789, 11583, 14307, 16929, 20007, 20331, 24453, 24849, 29367, 34749, 35893, 42921, 50787, 52459, 60021, 60993, 61997, 73359, 74547, 88101, 107679, 128763, 157377, 185991, 220077, 223641, 264303, 323037, 386289, 472131, 557973, 660231, 670923, 681967, 792909, 969111, 1158867, 1416393, 1673919, 2045901, 2907333, 4249179, 5021757, 6137703, 8721999, 12747537, 15065271, 18413109, 55239327, 165717981]

約数ペア:

[(1, 165717981), (3, 55239327), (9, 18413109), (11, 15065271), (13, 12747537), (19, 8721999), (27, 6137703), (33, 5021757), (39, 4249179), (57, 2907333), (81, 2045901), (99, 1673919), (117, 1416393), (143, 1158867), (171, 969111), (209, 792909), (243, 681967), (247, 670923), (251, 660231), (297, 557973), (351, 472131), (429, 386289), (513, 323037), (627, 264303), (741, 223641), (753, 220077), (891, 185991), (1053, 157377), (1287, 128763), (1539, 107679), (1881, 88101), (2223, 74547), (2259, 73359), (2673, 61997), (2717, 60993), (2761, 60021), (3159, 52459), (3263, 50787), (3861, 42921), (4617, 35893), (4769, 34749), (5643, 29367), (6669, 24849), (6777, 24453), (8151, 20331), (8283, 20007), (9789, 16929), (11583, 14307)]