171719748

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 108

約数和(自身を含む): 463776768

約数和(自身を除く): 292057020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 127, 138, 142, 207, 213, 254, 276, 284, 381, 414, 426, 508, 529, 639, 762, 828, 852, 1058, 1143, 1278, 1524, 1587, 1633, 2116, 2286, 2556, 2921, 3174, 3266, 4572, 4761, 4899, 5842, 6348, 6532, 8763, 9017, 9522, 9798, 11684, 14697, 17526, 18034, 19044, 19596, 26289, 27051, 29394, 35052, 36068, 37559, 52578, 54102, 58788, 67183, 75118, 81153, 105156, 108204, 112677, 134366, 150236, 162306, 201549, 207391, 225354, 268732, 324612, 338031, 403098, 414782, 450708, 604647, 622173, 676062, 806196, 829564, 1209294, 1244346, 1352124, 1866519, 2418588, 2488692, 3733038, 4769993, 7466076, 9539986, 14309979, 19079972, 28619958, 42929937, 57239916, 85859874, 171719748]

約数ペア:

[(1, 171719748), (2, 85859874), (3, 57239916), (4, 42929937), (6, 28619958), (9, 19079972), (12, 14309979), (18, 9539986), (23, 7466076), (36, 4769993), (46, 3733038), (69, 2488692), (71, 2418588), (92, 1866519), (127, 1352124), (138, 1244346), (142, 1209294), (207, 829564), (213, 806196), (254, 676062), (276, 622173), (284, 604647), (381, 450708), (414, 414782), (426, 403098), (508, 338031), (529, 324612), (639, 268732), (762, 225354), (828, 207391), (852, 201549), (1058, 162306), (1143, 150236), (1278, 134366), (1524, 112677), (1587, 108204), (1633, 105156), (2116, 81153), (2286, 75118), (2556, 67183), (2921, 58788), (3174, 54102), (3266, 52578), (4572, 37559), (4761, 36068), (4899, 35052), (5842, 29394), (6348, 27051), (6532, 26289), (8763, 19596), (9017, 19044), (9522, 18034), (9798, 17526), (11684, 14697)]