213665816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2311}}^1$

素因数の和:2464

約数の個数: 64

約数和(自身を含む): 497172480

約数和(自身を除く): 283506664

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, 2311, 3302, 3556, 4622, 6604, 7112, 9244, 11557, 13208, 16177, 18488, 23114, 30043, 32354, 46228, 60086, 64708, 92456, 120172, 129416, 210301, 240344, 293497, 420602, 586994, 841204, 1173988, 1682408, 2054479, 2347976, 3815461, 4108958, 7630922, 8217916, 15261844, 16435832, 26708227, 30523688, 53416454, 106832908, 213665816]

約数ペア:

[(1, 213665816), (2, 106832908), (4, 53416454), (7, 30523688), (8, 26708227), (13, 16435832), (14, 15261844), (26, 8217916), (28, 7630922), (52, 4108958), (56, 3815461), (91, 2347976), (104, 2054479), (127, 1682408), (182, 1173988), (254, 841204), (364, 586994), (508, 420602), (728, 293497), (889, 240344), (1016, 210301), (1651, 129416), (1778, 120172), (2311, 92456), (3302, 64708), (3556, 60086), (4622, 46228), (6604, 32354), (7112, 30043), (9244, 23114), (11557, 18488), (13208, 16177)]