221917864

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{33301}}^1$

素因数の和:33338

約数の個数: 48

約数和(自身を含む): 512517780

約数和(自身を除く): 290599916

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3332, 6664, 33301, 66602, 133204, 233107, 266408, 466214, 566117, 932428, 1132234, 1631749, 1864856, 2264468, 3263498, 3962819, 4528936, 6526996, 7925638, 13053992, 15851276, 27739733, 31702552, 55479466, 110958932, 221917864]

約数ペア:

[(1, 221917864), (2, 110958932), (4, 55479466), (7, 31702552), (8, 27739733), (14, 15851276), (17, 13053992), (28, 7925638), (34, 6526996), (49, 4528936), (56, 3962819), (68, 3263498), (98, 2264468), (119, 1864856), (136, 1631749), (196, 1132234), (238, 932428), (392, 566117), (476, 466214), (833, 266408), (952, 233107), (1666, 133204), (3332, 66602), (6664, 33301)]