245380278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16823}}^1$

素因数の和:16869

約数の個数: 64

約数和(自身を含む): 610509312

約数和(自身を除く): 365129034

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 78, 102, 143, 187, 221, 286, 374, 429, 442, 561, 663, 858, 1122, 1326, 2431, 4862, 7293, 14586, 16823, 33646, 50469, 100938, 185053, 218699, 285991, 370106, 437398, 555159, 571982, 656097, 857973, 1110318, 1312194, 1715946, 2405689, 3145901, 3717883, 4811378, 6291802, 7217067, 7435766, 9437703, 11153649, 14434134, 18875406, 22307298, 40896713, 81793426, 122690139, 245380278]

約数ペア:

[(1, 245380278), (2, 122690139), (3, 81793426), (6, 40896713), (11, 22307298), (13, 18875406), (17, 14434134), (22, 11153649), (26, 9437703), (33, 7435766), (34, 7217067), (39, 6291802), (51, 4811378), (66, 3717883), (78, 3145901), (102, 2405689), (143, 1715946), (187, 1312194), (221, 1110318), (286, 857973), (374, 656097), (429, 571982), (442, 555159), (561, 437398), (663, 370106), (858, 285991), (1122, 218699), (1326, 185053), (2431, 100938), (4862, 50469), (7293, 33646), (14586, 16823)]