16728530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 38320128

約数和(自身を除く): 21591598

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 593, 806, 910, 1085, 1186, 2015, 2170, 2821, 2965, 4030, 4151, 5642, 5930, 7709, 8302, 14105, 15418, 18383, 20755, 28210, 36766, 38545, 41510, 53963, 77090, 91915, 107926, 128681, 183830, 238979, 257362, 269815, 477958, 539630, 643405, 1194895, 1286810, 1672853, 2389790, 3345706, 8364265, 16728530]

約数ペア:

[(1, 16728530), (2, 8364265), (5, 3345706), (7, 2389790), (10, 1672853), (13, 1286810), (14, 1194895), (26, 643405), (31, 539630), (35, 477958), (62, 269815), (65, 257362), (70, 238979), (91, 183830), (130, 128681), (155, 107926), (182, 91915), (217, 77090), (310, 53963), (403, 41510), (434, 38545), (455, 36766), (593, 28210), (806, 20755), (910, 18383), (1085, 15418), (1186, 14105), (2015, 8302), (2170, 7709), (2821, 5930), (2965, 5642), (4030, 4151)]