31949086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 57313872

約数和(自身を除く): 25364786

約数列:

[1, 2, 13, 17, 26, 34, 41, 43, 82, 86, 221, 442, 533, 559, 697, 731, 1066, 1118, 1394, 1462, 1681, 1763, 3362, 3526, 9061, 9503, 18122, 19006, 21853, 22919, 28577, 29971, 43706, 45838, 57154, 59942, 72283, 144566, 371501, 389623, 743002, 779246, 939679, 1228811, 1879358, 2457622, 15974543, 31949086]

約数ペア:

[(1, 31949086), (2, 15974543), (13, 2457622), (17, 1879358), (26, 1228811), (34, 939679), (41, 779246), (43, 743002), (82, 389623), (86, 371501), (221, 144566), (442, 72283), (533, 59942), (559, 57154), (697, 45838), (731, 43706), (1066, 29971), (1118, 28577), (1394, 22919), (1462, 21853), (1681, 19006), (1763, 18122), (3362, 9503), (3526, 9061)]