209109012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{613}}^1$

素因数の和:789

約数の個数: 96

約数和(自身を含む): 580952064

約数和(自身を除く): 371843052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 131, 186, 217, 262, 372, 393, 434, 524, 613, 651, 786, 868, 917, 1226, 1302, 1572, 1834, 1839, 2452, 2604, 2751, 3668, 3678, 4061, 4291, 5502, 7356, 8122, 8582, 11004, 12183, 12873, 16244, 17164, 19003, 24366, 25746, 28427, 38006, 48732, 51492, 56854, 57009, 76012, 80303, 85281, 113708, 114018, 133021, 160606, 170562, 228036, 240909, 266042, 321212, 341124, 399063, 481818, 532084, 562121, 798126, 963636, 1124242, 1596252, 1686363, 2248484, 2489393, 3372726, 4978786, 6745452, 7468179, 9957572, 14936358, 17425751, 29872716, 34851502, 52277253, 69703004, 104554506, 209109012]

約数ペア:

[(1, 209109012), (2, 104554506), (3, 69703004), (4, 52277253), (6, 34851502), (7, 29872716), (12, 17425751), (14, 14936358), (21, 9957572), (28, 7468179), (31, 6745452), (42, 4978786), (62, 3372726), (84, 2489393), (93, 2248484), (124, 1686363), (131, 1596252), (186, 1124242), (217, 963636), (262, 798126), (372, 562121), (393, 532084), (434, 481818), (524, 399063), (613, 341124), (651, 321212), (786, 266042), (868, 240909), (917, 228036), (1226, 170562), (1302, 160606), (1572, 133021), (1834, 114018), (1839, 113708), (2452, 85281), (2604, 80303), (2751, 76012), (3668, 57009), (3678, 56854), (4061, 51492), (4291, 48732), (5502, 38006), (7356, 28427), (8122, 25746), (8582, 24366), (11004, 19003), (12183, 17164), (12873, 16244)]