31989254

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 53916192

約数和(自身を除く): 21926938

約数列:

[1, 2, 11, 22, 61, 121, 122, 197, 242, 394, 671, 1331, 1342, 2167, 2662, 4334, 7381, 12017, 14762, 23837, 24034, 47674, 81191, 132187, 162382, 262207, 264374, 524414, 1454057, 2908114, 15994627, 31989254]

約数ペア:

[(1, 31989254), (2, 15994627), (11, 2908114), (22, 1454057), (61, 524414), (121, 264374), (122, 262207), (197, 162382), (242, 132187), (394, 81191), (671, 47674), (1331, 24034), (1342, 23837), (2167, 14762), (2662, 12017), (4334, 7381)]