201975453

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 336521120

約数和(自身を除く): 134545667

約数列:

[1, 3, 9, 17, 19, 51, 57, 61, 67, 153, 171, 183, 201, 289, 323, 549, 603, 867, 969, 1037, 1139, 1159, 1273, 2601, 2907, 3111, 3417, 3477, 3819, 4087, 5491, 9333, 10251, 10431, 11457, 12261, 16473, 17629, 19363, 19703, 21641, 36783, 49419, 52887, 58089, 59109, 64923, 69479, 77653, 158661, 174267, 177327, 194769, 208437, 232959, 334951, 367897, 625311, 698877, 1004853, 1103691, 1181143, 1320101, 3014559, 3311073, 3543429, 3960303, 10630287, 11880909, 22441717, 67325151, 201975453]

約数ペア:

[(1, 201975453), (3, 67325151), (9, 22441717), (17, 11880909), (19, 10630287), (51, 3960303), (57, 3543429), (61, 3311073), (67, 3014559), (153, 1320101), (171, 1181143), (183, 1103691), (201, 1004853), (289, 698877), (323, 625311), (549, 367897), (603, 334951), (867, 232959), (969, 208437), (1037, 194769), (1139, 177327), (1159, 174267), (1273, 158661), (2601, 77653), (2907, 69479), (3111, 64923), (3417, 59109), (3477, 58089), (3819, 52887), (4087, 49419), (5491, 36783), (9333, 21641), (10251, 19703), (10431, 19363), (11457, 17629), (12261, 16473)]