142989990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33331}}^1$

素因数の和:33365

約数の個数: 64

約数和(自身を含む): 403183872

約数和(自身を除く): 260193882

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 33331, 66662, 99993, 166655, 199986, 333310, 366641, 433303, 499965, 733282, 866606, 999930, 1099923, 1299909, 1833205, 2166515, 2199846, 2599818, 3666410, 4333030, 4766333, 5499615, 6499545, 9532666, 10999230, 12999090, 14298999, 23831665, 28597998, 47663330, 71494995, 142989990]

約数ペア:

[(1, 142989990), (2, 71494995), (3, 47663330), (5, 28597998), (6, 23831665), (10, 14298999), (11, 12999090), (13, 10999230), (15, 9532666), (22, 6499545), (26, 5499615), (30, 4766333), (33, 4333030), (39, 3666410), (55, 2599818), (65, 2199846), (66, 2166515), (78, 1833205), (110, 1299909), (130, 1099923), (143, 999930), (165, 866606), (195, 733282), (286, 499965), (330, 433303), (390, 366641), (429, 333310), (715, 199986), (858, 166655), (1430, 99993), (2145, 66662), (4290, 33331)]