691426872

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{505429}}^1$

素因数の和:505460

約数の個数: 48

約数和(自身を含む): 1971177000

約数和(自身を除く): 1279750128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 505429, 1010858, 1516287, 2021716, 3032574, 4043432, 4548861, 6065148, 9097722, 9603151, 12130296, 18195444, 19206302, 28809453, 36390888, 38412604, 57618906, 76825208, 86428359, 115237812, 172856718, 230475624, 345713436, 691426872]

約数ペア:

[(1, 691426872), (2, 345713436), (3, 230475624), (4, 172856718), (6, 115237812), (8, 86428359), (9, 76825208), (12, 57618906), (18, 38412604), (19, 36390888), (24, 28809453), (36, 19206302), (38, 18195444), (57, 12130296), (72, 9603151), (76, 9097722), (114, 6065148), (152, 4548861), (171, 4043432), (228, 3032574), (342, 2021716), (456, 1516287), (684, 1010858), (1368, 505429)]