201485193

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 346816512

約数和(自身を除く): 145331319

約数列:

[1, 3, 7, 13, 21, 39, 41, 47, 91, 123, 141, 273, 287, 329, 383, 533, 611, 861, 987, 1149, 1599, 1833, 1927, 2681, 3731, 4277, 4979, 5781, 8043, 11193, 12831, 13489, 14937, 15703, 18001, 25051, 34853, 40467, 47109, 54003, 75153, 104559, 109921, 126007, 175357, 204139, 234013, 329763, 378021, 526071, 612417, 702039, 738041, 1428973, 1638091, 2214123, 4286919, 4914273, 5166287, 9594533, 15498861, 28783599, 67161731, 201485193]

約数ペア:

[(1, 201485193), (3, 67161731), (7, 28783599), (13, 15498861), (21, 9594533), (39, 5166287), (41, 4914273), (47, 4286919), (91, 2214123), (123, 1638091), (141, 1428973), (273, 738041), (287, 702039), (329, 612417), (383, 526071), (533, 378021), (611, 329763), (861, 234013), (987, 204139), (1149, 175357), (1599, 126007), (1833, 109921), (1927, 104559), (2681, 75153), (3731, 54003), (4277, 47109), (4979, 40467), (5781, 34853), (8043, 25051), (11193, 18001), (12831, 15703), (13489, 14937)]