22163925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 44047776

約数和(自身を除く): 21883851

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 37, 49, 75, 105, 111, 147, 163, 175, 185, 245, 259, 489, 525, 555, 735, 777, 815, 925, 1141, 1225, 1295, 1813, 2445, 2775, 3423, 3675, 3885, 4075, 5439, 5705, 6031, 6475, 7987, 9065, 12225, 17115, 18093, 19425, 23961, 27195, 28525, 30155, 39935, 42217, 45325, 85575, 90465, 119805, 126651, 135975, 150775, 199675, 211085, 295519, 452325, 599025, 633255, 886557, 1055425, 1477595, 3166275, 4432785, 7387975, 22163925]

約数ペア:

[(1, 22163925), (3, 7387975), (5, 4432785), (7, 3166275), (15, 1477595), (21, 1055425), (25, 886557), (35, 633255), (37, 599025), (49, 452325), (75, 295519), (105, 211085), (111, 199675), (147, 150775), (163, 135975), (175, 126651), (185, 119805), (245, 90465), (259, 85575), (489, 45325), (525, 42217), (555, 39935), (735, 30155), (777, 28525), (815, 27195), (925, 23961), (1141, 19425), (1225, 18093), (1295, 17115), (1813, 12225), (2445, 9065), (2775, 7987), (3423, 6475), (3675, 6031), (3885, 5705), (4075, 5439)]