691443136

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6389}}^1$

素因数の和:6509

約数の個数: 56

約数和(自身を含む): 1460754000

約数和(自身を除く): 769310864

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 89, 152, 178, 304, 356, 608, 712, 1216, 1424, 1691, 2848, 3382, 5696, 6389, 6764, 12778, 13528, 25556, 27056, 51112, 54112, 102224, 108224, 121391, 204448, 242782, 408896, 485564, 568621, 971128, 1137242, 1942256, 2274484, 3884512, 4548968, 7769024, 9097936, 10803799, 18195872, 21607598, 36391744, 43215196, 86430392, 172860784, 345721568, 691443136]

約数ペア:

[(1, 691443136), (2, 345721568), (4, 172860784), (8, 86430392), (16, 43215196), (19, 36391744), (32, 21607598), (38, 18195872), (64, 10803799), (76, 9097936), (89, 7769024), (152, 4548968), (178, 3884512), (304, 2274484), (356, 1942256), (608, 1137242), (712, 971128), (1216, 568621), (1424, 485564), (1691, 408896), (2848, 242782), (3382, 204448), (5696, 121391), (6389, 108224), (6764, 102224), (12778, 54112), (13528, 51112), (25556, 27056)]