171928432

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 80

約数和(自身を含む): 371260960

約数和(自身を除く): 199332528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 73, 104, 134, 146, 169, 208, 268, 292, 338, 536, 584, 676, 871, 949, 1072, 1168, 1352, 1742, 1898, 2197, 2704, 3484, 3796, 4394, 4891, 6968, 7592, 8788, 9782, 11323, 12337, 13936, 15184, 17576, 19564, 22646, 24674, 35152, 39128, 45292, 49348, 63583, 78256, 90584, 98696, 127166, 147199, 160381, 181168, 197392, 254332, 294398, 320762, 508664, 588796, 641524, 826579, 1017328, 1177592, 1283048, 1653158, 2355184, 2566096, 3306316, 6612632, 10745527, 13225264, 21491054, 42982108, 85964216, 171928432]

約数ペア:

[(1, 171928432), (2, 85964216), (4, 42982108), (8, 21491054), (13, 13225264), (16, 10745527), (26, 6612632), (52, 3306316), (67, 2566096), (73, 2355184), (104, 1653158), (134, 1283048), (146, 1177592), (169, 1017328), (208, 826579), (268, 641524), (292, 588796), (338, 508664), (536, 320762), (584, 294398), (676, 254332), (871, 197392), (949, 181168), (1072, 160381), (1168, 147199), (1352, 127166), (1742, 98696), (1898, 90584), (2197, 78256), (2704, 63583), (3484, 49348), (3796, 45292), (4394, 39128), (4891, 35152), (6968, 24674), (7592, 22646), (8788, 19564), (9782, 17576), (11323, 15184), (12337, 13936)]