66688804

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{3739}}^1$

素因数の和:3777

約数の個数: 48

約数和(自身を含む): 146608000

約数和(自身を除く): 79919196

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 3739, 4459, 7478, 8918, 14956, 17836, 26173, 48607, 52346, 97214, 104692, 183211, 194428, 340249, 366422, 680498, 732844, 1282477, 1360996, 2381743, 2564954, 4763486, 5129908, 9526972, 16672201, 33344402, 66688804]

約数ペア:

[(1, 66688804), (2, 33344402), (4, 16672201), (7, 9526972), (13, 5129908), (14, 4763486), (26, 2564954), (28, 2381743), (49, 1360996), (52, 1282477), (91, 732844), (98, 680498), (182, 366422), (196, 340249), (343, 194428), (364, 183211), (637, 104692), (686, 97214), (1274, 52346), (1372, 48607), (2548, 26173), (3739, 17836), (4459, 14956), (7478, 8918)]