217872774

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18593}}^1$

素因数の和:18642

約数の個数: 64

約数和(自身を含む): 571207680

約数和(自身を除く): 353334906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1953, 3906, 5859, 11718, 18593, 37186, 55779, 111558, 130151, 167337, 260302, 334674, 390453, 502011, 576383, 780906, 1004022, 1152766, 1171359, 1729149, 2342718, 3458298, 3514077, 4034681, 5187447, 7028154, 8069362, 10374894, 12104043, 15562341, 24208086, 31124682, 36312129, 72624258, 108936387, 217872774]

約数ペア:

[(1, 217872774), (2, 108936387), (3, 72624258), (6, 36312129), (7, 31124682), (9, 24208086), (14, 15562341), (18, 12104043), (21, 10374894), (27, 8069362), (31, 7028154), (42, 5187447), (54, 4034681), (62, 3514077), (63, 3458298), (93, 2342718), (126, 1729149), (186, 1171359), (189, 1152766), (217, 1004022), (279, 780906), (378, 576383), (434, 502011), (558, 390453), (651, 334674), (837, 260302), (1302, 167337), (1674, 130151), (1953, 111558), (3906, 55779), (5859, 37186), (11718, 18593)]