28654710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 81209952

約数和(自身を除く): 52555242

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 101, 105, 147, 193, 202, 210, 245, 294, 303, 386, 490, 505, 579, 606, 707, 735, 965, 1010, 1158, 1351, 1414, 1470, 1515, 1930, 2121, 2702, 2895, 3030, 3535, 4053, 4242, 4949, 5790, 6755, 7070, 8106, 9457, 9898, 10605, 13510, 14847, 18914, 19493, 20265, 21210, 24745, 28371, 29694, 38986, 40530, 47285, 49490, 56742, 58479, 74235, 94570, 97465, 116958, 136451, 141855, 148470, 194930, 272902, 283710, 292395, 409353, 584790, 682255, 818706, 955157, 1364510, 1910314, 2046765, 2865471, 4093530, 4775785, 5730942, 9551570, 14327355, 28654710]

約数ペア:

[(1, 28654710), (2, 14327355), (3, 9551570), (5, 5730942), (6, 4775785), (7, 4093530), (10, 2865471), (14, 2046765), (15, 1910314), (21, 1364510), (30, 955157), (35, 818706), (42, 682255), (49, 584790), (70, 409353), (98, 292395), (101, 283710), (105, 272902), (147, 194930), (193, 148470), (202, 141855), (210, 136451), (245, 116958), (294, 97465), (303, 94570), (386, 74235), (490, 58479), (505, 56742), (579, 49490), (606, 47285), (707, 40530), (735, 38986), (965, 29694), (1010, 28371), (1158, 24745), (1351, 21210), (1414, 20265), (1470, 19493), (1515, 18914), (1930, 14847), (2121, 13510), (2702, 10605), (2895, 9898), (3030, 9457), (3535, 8106), (4053, 7070), (4242, 6755), (4949, 5790)]