129697496

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{2459}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 256824000

約数和(自身を除く): 127126504

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 347, 694, 1388, 2459, 2776, 4918, 6593, 9836, 13186, 19672, 26372, 46721, 52744, 93442, 186884, 373768, 853273, 1706546, 3413092, 6826184, 16212187, 32424374, 64848748, 129697496]

約数ペア:

[(1, 129697496), (2, 64848748), (4, 32424374), (8, 16212187), (19, 6826184), (38, 3413092), (76, 1706546), (152, 853273), (347, 373768), (694, 186884), (1388, 93442), (2459, 52744), (2776, 46721), (4918, 26372), (6593, 19672), (9836, 13186)]