131993964

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:324

約数の個数: 108

約数和(自身を含む): 362325600

約数和(自身を除く): 230331636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 69, 87, 92, 116, 138, 174, 207, 239, 261, 276, 348, 414, 478, 522, 529, 667, 717, 828, 956, 1044, 1058, 1334, 1434, 1587, 2001, 2116, 2151, 2668, 2868, 3174, 4002, 4302, 4761, 5497, 6003, 6348, 6931, 8004, 8604, 9522, 10994, 12006, 13862, 15341, 16491, 19044, 20793, 21988, 24012, 27724, 30682, 32982, 41586, 46023, 49473, 61364, 62379, 65964, 83172, 92046, 98946, 124758, 126431, 138069, 159413, 184092, 197892, 249516, 252862, 276138, 318826, 379293, 478239, 505724, 552276, 637652, 758586, 956478, 1137879, 1434717, 1517172, 1912956, 2275758, 2869434, 3666499, 4551516, 5738868, 7332998, 10999497, 14665996, 21998994, 32998491, 43997988, 65996982, 131993964]

約数ペア:

[(1, 131993964), (2, 65996982), (3, 43997988), (4, 32998491), (6, 21998994), (9, 14665996), (12, 10999497), (18, 7332998), (23, 5738868), (29, 4551516), (36, 3666499), (46, 2869434), (58, 2275758), (69, 1912956), (87, 1517172), (92, 1434717), (116, 1137879), (138, 956478), (174, 758586), (207, 637652), (239, 552276), (261, 505724), (276, 478239), (348, 379293), (414, 318826), (478, 276138), (522, 252862), (529, 249516), (667, 197892), (717, 184092), (828, 159413), (956, 138069), (1044, 126431), (1058, 124758), (1334, 98946), (1434, 92046), (1587, 83172), (2001, 65964), (2116, 62379), (2151, 61364), (2668, 49473), (2868, 46023), (3174, 41586), (4002, 32982), (4302, 30682), (4761, 27724), (5497, 24012), (6003, 21988), (6348, 20793), (6931, 19044), (8004, 16491), (8604, 15341), (9522, 13862), (10994, 12006)]