89990388

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{12689}}^1$

素因数の和:12896

約数の個数: 36

約数和(自身を含む): 228648420

約数和(自身を除く): 138658032

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 7092, 12689, 25378, 38067, 50756, 76134, 114201, 152268, 228402, 456804, 2499733, 4999466, 7499199, 9998932, 14998398, 22497597, 29996796, 44995194, 89990388]

約数ペア:

[(1, 89990388), (2, 44995194), (3, 29996796), (4, 22497597), (6, 14998398), (9, 9998932), (12, 7499199), (18, 4999466), (36, 2499733), (197, 456804), (394, 228402), (591, 152268), (788, 114201), (1182, 76134), (1773, 50756), (2364, 38067), (3546, 25378), (7092, 12689)]