208865538

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7639}}^1$

素因数の和:7692

約数の個数: 72

約数和(自身を含む): 543479040

約数和(自身を除く): 334613502

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 186, 217, 279, 294, 434, 441, 558, 651, 882, 1302, 1519, 1953, 3038, 3906, 4557, 7639, 9114, 13671, 15278, 22917, 27342, 45834, 53473, 68751, 106946, 137502, 160419, 236809, 320838, 374311, 473618, 481257, 710427, 748622, 962514, 1122933, 1420854, 1657663, 2131281, 2245866, 3315326, 3368799, 4262562, 4972989, 6737598, 9945978, 11603641, 14918967, 23207282, 29837934, 34810923, 69621846, 104432769, 208865538]

約数ペア:

[(1, 208865538), (2, 104432769), (3, 69621846), (6, 34810923), (7, 29837934), (9, 23207282), (14, 14918967), (18, 11603641), (21, 9945978), (31, 6737598), (42, 4972989), (49, 4262562), (62, 3368799), (63, 3315326), (93, 2245866), (98, 2131281), (126, 1657663), (147, 1420854), (186, 1122933), (217, 962514), (279, 748622), (294, 710427), (434, 481257), (441, 473618), (558, 374311), (651, 320838), (882, 236809), (1302, 160419), (1519, 137502), (1953, 106946), (3038, 68751), (3906, 53473), (4557, 45834), (7639, 27342), (9114, 22917), (13671, 15278)]