28231866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 71705088

約数和(自身を除く): 43473222

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 47, 51, 78, 94, 102, 117, 141, 151, 153, 221, 234, 282, 302, 306, 423, 442, 453, 611, 663, 799, 846, 906, 1222, 1326, 1359, 1598, 1833, 1963, 1989, 2397, 2567, 2718, 3666, 3926, 3978, 4794, 5134, 5499, 5889, 7097, 7191, 7701, 10387, 10998, 11778, 14194, 14382, 15402, 17667, 20774, 21291, 23103, 31161, 33371, 35334, 42582, 46206, 62322, 63873, 66742, 92261, 93483, 100113, 120649, 127746, 184522, 186966, 200226, 241298, 276783, 300339, 361947, 553566, 600678, 723894, 830349, 1085841, 1568437, 1660698, 2171682, 3136874, 4705311, 9410622, 14115933, 28231866]

約数ペア:

[(1, 28231866), (2, 14115933), (3, 9410622), (6, 4705311), (9, 3136874), (13, 2171682), (17, 1660698), (18, 1568437), (26, 1085841), (34, 830349), (39, 723894), (47, 600678), (51, 553566), (78, 361947), (94, 300339), (102, 276783), (117, 241298), (141, 200226), (151, 186966), (153, 184522), (221, 127746), (234, 120649), (282, 100113), (302, 93483), (306, 92261), (423, 66742), (442, 63873), (453, 62322), (611, 46206), (663, 42582), (799, 35334), (846, 33371), (906, 31161), (1222, 23103), (1326, 21291), (1359, 20774), (1598, 17667), (1833, 15402), (1963, 14382), (1989, 14194), (2397, 11778), (2567, 10998), (2718, 10387), (3666, 7701), (3926, 7191), (3978, 7097), (4794, 5889), (5134, 5499)]