211324984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{33311}}^1$

素因数の和:33391

約数の個数: 32

約数和(自身を含む): 433722240

約数和(自身を除く): 222397256

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 33311, 66622, 133244, 266488, 433043, 866086, 1732172, 2031971, 3464344, 4063942, 8127884, 16255768, 26415623, 52831246, 105662492, 211324984]

約数ペア:

[(1, 211324984), (2, 105662492), (4, 52831246), (8, 26415623), (13, 16255768), (26, 8127884), (52, 4063942), (61, 3464344), (104, 2031971), (122, 1732172), (244, 866086), (488, 433043), (793, 266488), (1586, 133244), (3172, 66622), (6344, 33311)]