209317836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1861}}^1$

素因数の和:1991

約数の個数: 96

約数和(自身を含む): 607280128

約数和(自身を除く): 397962292

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 103, 156, 182, 206, 273, 309, 364, 412, 546, 618, 721, 1092, 1236, 1339, 1442, 1861, 2163, 2678, 2884, 3722, 4017, 4326, 5356, 5583, 7444, 8034, 8652, 9373, 11166, 13027, 16068, 18746, 22332, 24193, 26054, 28119, 37492, 39081, 48386, 52108, 56238, 72579, 78162, 96772, 112476, 145158, 156324, 169351, 191683, 290316, 338702, 383366, 508053, 575049, 677404, 766732, 1016106, 1150098, 1341781, 2032212, 2300196, 2491879, 2683562, 4025343, 4983758, 5367124, 7475637, 8050686, 9967516, 14951274, 16101372, 17443153, 29902548, 34886306, 52329459, 69772612, 104658918, 209317836]

約数ペア:

[(1, 209317836), (2, 104658918), (3, 69772612), (4, 52329459), (6, 34886306), (7, 29902548), (12, 17443153), (13, 16101372), (14, 14951274), (21, 9967516), (26, 8050686), (28, 7475637), (39, 5367124), (42, 4983758), (52, 4025343), (78, 2683562), (84, 2491879), (91, 2300196), (103, 2032212), (156, 1341781), (182, 1150098), (206, 1016106), (273, 766732), (309, 677404), (364, 575049), (412, 508053), (546, 383366), (618, 338702), (721, 290316), (1092, 191683), (1236, 169351), (1339, 156324), (1442, 145158), (1861, 112476), (2163, 96772), (2678, 78162), (2884, 72579), (3722, 56238), (4017, 52108), (4326, 48386), (5356, 39081), (5583, 37492), (7444, 28119), (8034, 26054), (8652, 24193), (9373, 22332), (11166, 18746), (13027, 16068)]