1727784

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 5064000

約数和(自身を除く): 3336216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 421, 456, 513, 684, 842, 1026, 1263, 1368, 1684, 2052, 2526, 3368, 3789, 4104, 5052, 7578, 7999, 10104, 11367, 15156, 15998, 22734, 23997, 30312, 31996, 45468, 47994, 63992, 71991, 90936, 95988, 143982, 191976, 215973, 287964, 431946, 575928, 863892, 1727784]

約数ペア:

[(1, 1727784), (2, 863892), (3, 575928), (4, 431946), (6, 287964), (8, 215973), (9, 191976), (12, 143982), (18, 95988), (19, 90936), (24, 71991), (27, 63992), (36, 47994), (38, 45468), (54, 31996), (57, 30312), (72, 23997), (76, 22734), (108, 15998), (114, 15156), (152, 11367), (171, 10104), (216, 7999), (228, 7578), (342, 5052), (421, 4104), (456, 3789), (513, 3368), (684, 2526), (842, 2052), (1026, 1684), (1263, 1368)]