28627871916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1315861}}^1$

素因数の和:1315919

約数の個数: 72

約数和(自身を含む): 79804398576

約数和(自身を除く): 51176526660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 49, 74, 84, 98, 111, 147, 148, 196, 222, 259, 294, 444, 518, 588, 777, 1036, 1554, 1813, 3108, 3626, 5439, 7252, 10878, 21756, 1315861, 2631722, 3947583, 5263444, 7895166, 9211027, 15790332, 18422054, 27633081, 36844108, 48686857, 55266162, 64477189, 97373714, 110532324, 128954378, 146060571, 193431567, 194747428, 257908756, 292121142, 340807999, 386863134, 584242284, 681615998, 773726268, 1022423997, 1363231996, 2044847994, 2385655993, 4089695988, 4771311986, 7156967979, 9542623972, 14313935958, 28627871916]

約数ペア:

[(1, 28627871916), (2, 14313935958), (3, 9542623972), (4, 7156967979), (6, 4771311986), (7, 4089695988), (12, 2385655993), (14, 2044847994), (21, 1363231996), (28, 1022423997), (37, 773726268), (42, 681615998), (49, 584242284), (74, 386863134), (84, 340807999), (98, 292121142), (111, 257908756), (147, 194747428), (148, 193431567), (196, 146060571), (222, 128954378), (259, 110532324), (294, 97373714), (444, 64477189), (518, 55266162), (588, 48686857), (777, 36844108), (1036, 27633081), (1554, 18422054), (1813, 15790332), (3108, 9211027), (3626, 7895166), (5439, 5263444), (7252, 3947583), (10878, 2631722), (21756, 1315861)]