205121916

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:552

約数の個数: 96

約数和(自身を含む): 553512960

約数和(自身を除く): 348391044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 197, 279, 311, 372, 394, 558, 591, 622, 788, 837, 933, 1116, 1182, 1244, 1674, 1773, 1866, 2364, 2799, 3348, 3546, 3732, 5319, 5598, 6107, 7092, 8397, 9641, 10638, 11196, 12214, 16794, 18321, 19282, 21276, 24428, 28923, 33588, 36642, 38564, 54963, 57846, 61267, 73284, 86769, 109926, 115692, 122534, 164889, 173538, 183801, 219852, 245068, 260307, 329778, 347076, 367602, 520614, 551403, 659556, 735204, 1041228, 1102806, 1654209, 1899277, 2205612, 3308418, 3798554, 5697831, 6616836, 7597108, 11395662, 17093493, 22791324, 34186986, 51280479, 68373972, 102560958, 205121916]

約数ペア:

[(1, 205121916), (2, 102560958), (3, 68373972), (4, 51280479), (6, 34186986), (9, 22791324), (12, 17093493), (18, 11395662), (27, 7597108), (31, 6616836), (36, 5697831), (54, 3798554), (62, 3308418), (93, 2205612), (108, 1899277), (124, 1654209), (186, 1102806), (197, 1041228), (279, 735204), (311, 659556), (372, 551403), (394, 520614), (558, 367602), (591, 347076), (622, 329778), (788, 260307), (837, 245068), (933, 219852), (1116, 183801), (1182, 173538), (1244, 164889), (1674, 122534), (1773, 115692), (1866, 109926), (2364, 86769), (2799, 73284), (3348, 61267), (3546, 57846), (3732, 54963), (5319, 38564), (5598, 36642), (6107, 33588), (7092, 28923), (8397, 24428), (9641, 21276), (10638, 19282), (11196, 18321), (12214, 16794)]