219517695

素因数分解:

$3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2287}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 399759360

約数和(自身を除く): 180241665

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 395, 405, 711, 1185, 1215, 2133, 2287, 3555, 6399, 6861, 10665, 11435, 19197, 20583, 31995, 34305, 61749, 95985, 102915, 180673, 185247, 308745, 542019, 555741, 903365, 926235, 1626057, 2710095, 2778705, 4878171, 8130285, 14634513, 24390855, 43903539, 73172565, 219517695]

約数ペア:

[(1, 219517695), (3, 73172565), (5, 43903539), (9, 24390855), (15, 14634513), (27, 8130285), (45, 4878171), (79, 2778705), (81, 2710095), (135, 1626057), (237, 926235), (243, 903365), (395, 555741), (405, 542019), (711, 308745), (1185, 185247), (1215, 180673), (2133, 102915), (2287, 95985), (3555, 61749), (6399, 34305), (6861, 31995), (10665, 20583), (11435, 19197)]