28899178

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 29161622

約数列:

[1, 2, 7, 11, 14, 22, 23, 41, 46, 77, 82, 154, 161, 199, 253, 287, 322, 398, 451, 506, 574, 902, 943, 1393, 1771, 1886, 2189, 2786, 3157, 3542, 4378, 4577, 6314, 6601, 8159, 9154, 10373, 13202, 15323, 16318, 20746, 30646, 32039, 50347, 57113, 64078, 72611, 89749, 100694, 114226, 145222, 179498, 187657, 352429, 375314, 628243, 704858, 1256486, 1313599, 2064227, 2627198, 4128454, 14449589, 28899178]

約数ペア:

[(1, 28899178), (2, 14449589), (7, 4128454), (11, 2627198), (14, 2064227), (22, 1313599), (23, 1256486), (41, 704858), (46, 628243), (77, 375314), (82, 352429), (154, 187657), (161, 179498), (199, 145222), (253, 114226), (287, 100694), (322, 89749), (398, 72611), (451, 64078), (506, 57113), (574, 50347), (902, 32039), (943, 30646), (1393, 20746), (1771, 16318), (1886, 15323), (2189, 13202), (2786, 10373), (3157, 9154), (3542, 8159), (4378, 6601), (4577, 6314)]