221327216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73973}}^1$

素因数の和:74009

約数の個数: 40

約数和(自身を含む): 495329904

約数和(自身を除く): 274002688

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 73973, 147946, 295892, 591784, 813703, 1183568, 1257541, 1627406, 2515082, 3254812, 5030164, 6509624, 10060328, 13019248, 13832951, 20120656, 27665902, 55331804, 110663608, 221327216]

約数ペア:

[(1, 221327216), (2, 110663608), (4, 55331804), (8, 27665902), (11, 20120656), (16, 13832951), (17, 13019248), (22, 10060328), (34, 6509624), (44, 5030164), (68, 3254812), (88, 2515082), (136, 1627406), (176, 1257541), (187, 1183568), (272, 813703), (374, 591784), (748, 295892), (1496, 147946), (2992, 73973)]