28941255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 58106880

約数和(自身を除く): 29165625

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 315, 395, 553, 711, 1163, 1185, 1659, 2765, 3489, 3555, 4977, 5815, 8141, 8295, 10467, 17445, 24423, 24885, 40705, 52335, 73269, 91877, 122115, 275631, 366345, 459385, 643139, 826893, 1378155, 1929417, 3215695, 4134465, 5788251, 9647085, 28941255]

約数ペア:

[(1, 28941255), (3, 9647085), (5, 5788251), (7, 4134465), (9, 3215695), (15, 1929417), (21, 1378155), (35, 826893), (45, 643139), (63, 459385), (79, 366345), (105, 275631), (237, 122115), (315, 91877), (395, 73269), (553, 52335), (711, 40705), (1163, 24885), (1185, 24423), (1659, 17445), (2765, 10467), (3489, 8295), (3555, 8141), (4977, 5815)]