81299043

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:3008

約数の個数: 48

約数和(自身を含む): 147463680

約数和(自身を除く): 66164637

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1197, 1311, 1449, 2953, 3059, 3933, 8859, 9177, 20671, 26577, 27531, 56107, 62013, 67919, 168321, 186039, 203757, 392749, 475433, 504963, 611271, 1178247, 1290461, 1426299, 3534741, 3871383, 4278897, 9033227, 11614149, 27099681, 81299043]

約数ペア:

[(1, 81299043), (3, 27099681), (7, 11614149), (9, 9033227), (19, 4278897), (21, 3871383), (23, 3534741), (57, 1426299), (63, 1290461), (69, 1178247), (133, 611271), (161, 504963), (171, 475433), (207, 392749), (399, 203757), (437, 186039), (483, 168321), (1197, 67919), (1311, 62013), (1449, 56107), (2953, 27531), (3059, 26577), (3933, 20671), (8859, 9177)]