990111304

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{10709}}^1$

素因数の和:10862

約数の個数: 64

約数和(自身を含む): 2303078400

約数和(自身を除く): 1312967096

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 127, 182, 254, 364, 508, 728, 889, 1016, 1651, 1778, 3302, 3556, 6604, 7112, 10709, 11557, 13208, 21418, 23114, 42836, 46228, 74963, 85672, 92456, 139217, 149926, 278434, 299852, 556868, 599704, 974519, 1113736, 1360043, 1949038, 2720086, 3898076, 5440172, 7796152, 9520301, 10880344, 17680559, 19040602, 35361118, 38081204, 70722236, 76162408, 123763913, 141444472, 247527826, 495055652, 990111304]

約数ペア:

[(1, 990111304), (2, 495055652), (4, 247527826), (7, 141444472), (8, 123763913), (13, 76162408), (14, 70722236), (26, 38081204), (28, 35361118), (52, 19040602), (56, 17680559), (91, 10880344), (104, 9520301), (127, 7796152), (182, 5440172), (254, 3898076), (364, 2720086), (508, 1949038), (728, 1360043), (889, 1113736), (1016, 974519), (1651, 599704), (1778, 556868), (3302, 299852), (3556, 278434), (6604, 149926), (7112, 139217), (10709, 92456), (11557, 85672), (13208, 74963), (21418, 46228), (23114, 42836)]