217804535991

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1\times {\mathrm{1609}}^1$

素因数の和:2317

約数の個数: 96

約数和(自身を含む): 372375843840

約数和(自身を除く): 154571307849

約数列:

[1, 3, 7, 9, 21, 53, 63, 71, 159, 213, 371, 477, 497, 571, 639, 1113, 1491, 1609, 1713, 3339, 3763, 3997, 4473, 4827, 5139, 11263, 11289, 11991, 14481, 26341, 30263, 33789, 33867, 35973, 40541, 79023, 85277, 90789, 101367, 114239, 121623, 211841, 237069, 255831, 272367, 283787, 342717, 364869, 596939, 635523, 767493, 799673, 851361, 918739, 1028151, 1790817, 1906569, 2148673, 2399019, 2554083, 2756217, 5372451, 6054667, 6431173, 6446019, 7197057, 8268651, 15040711, 18164001, 19293519, 19338057, 42382669, 45122133, 48693167, 54492003, 57880557, 65230469, 127148007, 135366399, 146079501, 195691407, 340852169, 381444021, 438238503, 456613283, 587074221, 1022556507, 1369839849, 3067669521, 3457214857, 4109519547, 10371644571, 24200503999, 31114933713, 72601511997, 217804535991]

約数ペア:

[(1, 217804535991), (3, 72601511997), (7, 31114933713), (9, 24200503999), (21, 10371644571), (53, 4109519547), (63, 3457214857), (71, 3067669521), (159, 1369839849), (213, 1022556507), (371, 587074221), (477, 456613283), (497, 438238503), (571, 381444021), (639, 340852169), (1113, 195691407), (1491, 146079501), (1609, 135366399), (1713, 127148007), (3339, 65230469), (3763, 57880557), (3997, 54492003), (4473, 48693167), (4827, 45122133), (5139, 42382669), (11263, 19338057), (11289, 19293519), (11991, 18164001), (14481, 15040711), (26341, 8268651), (30263, 7197057), (33789, 6446019), (33867, 6431173), (35973, 6054667), (40541, 5372451), (79023, 2756217), (85277, 2554083), (90789, 2399019), (101367, 2148673), (114239, 1906569), (121623, 1790817), (211841, 1028151), (237069, 918739), (255831, 851361), (272367, 799673), (283787, 767493), (342717, 635523), (364869, 596939)]