29947869

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1151}}^1$

素因数の和:1230

約数の個数: 36

約数和(自身を含む): 51217920

約数和(自身を除く): 21270051

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 413, 441, 531, 1151, 1239, 2891, 3453, 3717, 8057, 8673, 10359, 24171, 26019, 56399, 67909, 72513, 169197, 203727, 475363, 507591, 611181, 1426089, 3327541, 4278267, 9982623, 29947869]

約数ペア:

[(1, 29947869), (3, 9982623), (7, 4278267), (9, 3327541), (21, 1426089), (49, 611181), (59, 507591), (63, 475363), (147, 203727), (177, 169197), (413, 72513), (441, 67909), (531, 56399), (1151, 26019), (1239, 24171), (2891, 10359), (3453, 8673), (3717, 8057)]