28788232

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 32901368

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 79, 82, 88, 101, 158, 164, 202, 316, 328, 404, 451, 632, 808, 869, 902, 1111, 1738, 1804, 2222, 3239, 3476, 3608, 4141, 4444, 6478, 6952, 7979, 8282, 8888, 12956, 15958, 16564, 25912, 31916, 33128, 35629, 45551, 63832, 71258, 87769, 91102, 142516, 175538, 182204, 285032, 327139, 351076, 364408, 654278, 702152, 1308556, 2617112, 3598529, 7197058, 14394116, 28788232]

約数ペア:

[(1, 28788232), (2, 14394116), (4, 7197058), (8, 3598529), (11, 2617112), (22, 1308556), (41, 702152), (44, 654278), (79, 364408), (82, 351076), (88, 327139), (101, 285032), (158, 182204), (164, 175538), (202, 142516), (316, 91102), (328, 87769), (404, 71258), (451, 63832), (632, 45551), (808, 35629), (869, 33128), (902, 31916), (1111, 25912), (1738, 16564), (1804, 15958), (2222, 12956), (3239, 8888), (3476, 8282), (3608, 7979), (4141, 6952), (4444, 6478)]