15998938

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 27216000

約数和(自身を除く): 11217062

約数列:

[1, 2, 17, 23, 34, 41, 46, 82, 391, 499, 697, 782, 943, 998, 1394, 1886, 8483, 11477, 16031, 16966, 20459, 22954, 32062, 40918, 195109, 347803, 390218, 470557, 695606, 941114, 7999469, 15998938]

約数ペア:

[(1, 15998938), (2, 7999469), (17, 941114), (23, 695606), (34, 470557), (41, 390218), (46, 347803), (82, 195109), (391, 40918), (499, 32062), (697, 22954), (782, 20459), (943, 16966), (998, 16031), (1394, 11477), (1886, 8483)]