1981777752

素因数分解:

$2^3\times 3^6\times {\mathrm{339811}}^1$

素因数の和:339835

約数の個数: 56

約数和(自身を含む): 5571217740

約数和(自身を除く): 3589439988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 5832, 339811, 679622, 1019433, 1359244, 2038866, 2718488, 3058299, 4077732, 6116598, 8155464, 9174897, 12233196, 18349794, 24466392, 27524691, 36699588, 55049382, 73399176, 82574073, 110098764, 165148146, 220197528, 247722219, 330296292, 495444438, 660592584, 990888876, 1981777752]

約数ペア:

[(1, 1981777752), (2, 990888876), (3, 660592584), (4, 495444438), (6, 330296292), (8, 247722219), (9, 220197528), (12, 165148146), (18, 110098764), (24, 82574073), (27, 73399176), (36, 55049382), (54, 36699588), (72, 27524691), (81, 24466392), (108, 18349794), (162, 12233196), (216, 9174897), (243, 8155464), (324, 6116598), (486, 4077732), (648, 3058299), (729, 2718488), (972, 2038866), (1458, 1359244), (1944, 1019433), (2916, 679622), (5832, 339811)]