221874422

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1693}}^1$

素因数の和:1773

約数の個数: 64

約数和(自身を含む): 444939264

約数和(自身を除く): 223064842

約数列:

[1, 2, 7, 11, 14, 22, 23, 37, 46, 74, 77, 154, 161, 253, 259, 322, 407, 506, 518, 814, 851, 1693, 1702, 1771, 2849, 3386, 3542, 5698, 5957, 9361, 11851, 11914, 18623, 18722, 23702, 37246, 38939, 62641, 65527, 77878, 125282, 130361, 131054, 260722, 272573, 428329, 438487, 545146, 689051, 856658, 876974, 1378102, 1440743, 2881486, 2998303, 4823357, 5996606, 9646714, 10085201, 15848173, 20170402, 31696346, 110937211, 221874422]

約数ペア:

[(1, 221874422), (2, 110937211), (7, 31696346), (11, 20170402), (14, 15848173), (22, 10085201), (23, 9646714), (37, 5996606), (46, 4823357), (74, 2998303), (77, 2881486), (154, 1440743), (161, 1378102), (253, 876974), (259, 856658), (322, 689051), (407, 545146), (506, 438487), (518, 428329), (814, 272573), (851, 260722), (1693, 131054), (1702, 130361), (1771, 125282), (2849, 77878), (3386, 65527), (3542, 62641), (5698, 38939), (5957, 37246), (9361, 23702), (11851, 18722), (11914, 18623)]