15340218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 32400000

約数和(自身を除く): 17059782

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 1249, 2047, 2498, 3747, 4094, 6141, 7494, 12282, 28727, 57454, 86181, 111161, 172362, 222322, 333483, 666966, 2556703, 5113406, 7670109, 15340218]

約数ペア:

[(1, 15340218), (2, 7670109), (3, 5113406), (6, 2556703), (23, 666966), (46, 333483), (69, 222322), (89, 172362), (138, 111161), (178, 86181), (267, 57454), (534, 28727), (1249, 12282), (2047, 7494), (2498, 6141), (3747, 4094)]