258215408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{10709}}^1$

素因数の和:10865

約数の個数: 40

約数和(自身を含む): 549808560

約数和(自身を除く): 291593152

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 137, 176, 274, 548, 1096, 1507, 2192, 3014, 6028, 10709, 12056, 21418, 24112, 42836, 85672, 117799, 171344, 235598, 471196, 942392, 1467133, 1884784, 2934266, 5868532, 11737064, 16138463, 23474128, 32276926, 64553852, 129107704, 258215408]

約数ペア:

[(1, 258215408), (2, 129107704), (4, 64553852), (8, 32276926), (11, 23474128), (16, 16138463), (22, 11737064), (44, 5868532), (88, 2934266), (137, 1884784), (176, 1467133), (274, 942392), (548, 471196), (1096, 235598), (1507, 171344), (2192, 117799), (3014, 85672), (6028, 42836), (10709, 24112), (12056, 21418)]