71900541

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 56

約数和(自身を含む): 118044000

約数和(自身を除く): 46143459

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 179, 243, 261, 513, 537, 551, 729, 783, 1539, 1611, 1653, 2349, 3401, 4617, 4833, 4959, 5191, 7047, 10203, 13851, 14499, 14877, 15573, 21141, 30609, 43497, 44631, 46719, 91827, 98629, 130491, 133893, 140157, 275481, 295887, 401679, 420471, 826443, 887661, 1261413, 2479329, 2662983, 3784239, 7988949, 23966847, 71900541]

約数ペア:

[(1, 71900541), (3, 23966847), (9, 7988949), (19, 3784239), (27, 2662983), (29, 2479329), (57, 1261413), (81, 887661), (87, 826443), (171, 420471), (179, 401679), (243, 295887), (261, 275481), (513, 140157), (537, 133893), (551, 130491), (729, 98629), (783, 91827), (1539, 46719), (1611, 44631), (1653, 43497), (2349, 30609), (3401, 21141), (4617, 15573), (4833, 14877), (4959, 14499), (5191, 13851), (7047, 10203)]