28751008

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 68245632

約数和(自身を除く): 39494624

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 61, 88, 103, 104, 122, 143, 176, 206, 208, 244, 286, 352, 412, 416, 488, 572, 671, 793, 824, 976, 1133, 1144, 1339, 1342, 1586, 1648, 1952, 2266, 2288, 2678, 2684, 3172, 3296, 4532, 4576, 5356, 5368, 6283, 6344, 8723, 9064, 10712, 10736, 12566, 12688, 14729, 17446, 18128, 21424, 21472, 25132, 25376, 29458, 34892, 36256, 42848, 50264, 58916, 69113, 69784, 81679, 100528, 117832, 138226, 139568, 163358, 201056, 235664, 276452, 279136, 326716, 471328, 552904, 653432, 898469, 1105808, 1306864, 1796938, 2211616, 2613728, 3593876, 7187752, 14375504, 28751008]

約数ペア:

[(1, 28751008), (2, 14375504), (4, 7187752), (8, 3593876), (11, 2613728), (13, 2211616), (16, 1796938), (22, 1306864), (26, 1105808), (32, 898469), (44, 653432), (52, 552904), (61, 471328), (88, 326716), (103, 279136), (104, 276452), (122, 235664), (143, 201056), (176, 163358), (206, 139568), (208, 138226), (244, 117832), (286, 100528), (352, 81679), (412, 69784), (416, 69113), (488, 58916), (572, 50264), (671, 42848), (793, 36256), (824, 34892), (976, 29458), (1133, 25376), (1144, 25132), (1339, 21472), (1342, 21424), (1586, 18128), (1648, 17446), (1952, 14729), (2266, 12688), (2288, 12566), (2678, 10736), (2684, 10712), (3172, 9064), (3296, 8723), (4532, 6344), (4576, 6283), (5356, 5368)]