80821987029

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7502273}}^1$

素因数の和:7502311

約数の個数: 40

約数和(自身を含む): 145244024640

約数和(自身を除く): 64422037611

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 7502273, 22506819, 52515911, 67520457, 142543187, 157547733, 202561371, 427629561, 472643199, 607684113, 997802309, 1282888683, 1417929597, 2993406927, 3848666049, 4253788791, 8980220781, 11545998147, 26940662343, 80821987029]

約数ペア:

[(1, 80821987029), (3, 26940662343), (7, 11545998147), (9, 8980220781), (19, 4253788791), (21, 3848666049), (27, 2993406927), (57, 1417929597), (63, 1282888683), (81, 997802309), (133, 607684113), (171, 472643199), (189, 427629561), (399, 202561371), (513, 157547733), (567, 142543187), (1197, 67520457), (1539, 52515911), (3591, 22506819), (10773, 7502273)]