30311996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 62868960

約数和(自身を除く): 32556964

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 197, 269, 286, 394, 538, 572, 788, 1076, 2167, 2561, 2959, 3497, 4334, 5122, 5918, 6994, 8668, 10244, 11836, 13988, 28171, 38467, 52993, 56342, 76934, 105986, 112684, 153868, 211972, 582923, 688909, 1165846, 1377818, 2331692, 2755636, 7577999, 15155998, 30311996]

約数ペア:

[(1, 30311996), (2, 15155998), (4, 7577999), (11, 2755636), (13, 2331692), (22, 1377818), (26, 1165846), (44, 688909), (52, 582923), (143, 211972), (197, 153868), (269, 112684), (286, 105986), (394, 76934), (538, 56342), (572, 52993), (788, 38467), (1076, 28171), (2167, 13988), (2561, 11836), (2959, 10244), (3497, 8668), (4334, 6994), (5122, 5918)]