215328438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{40009}}^1$

素因数の和:40053

約数の個数: 48

約数和(自身を含む): 524291040

約数和(自身を除く): 308962602

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 40009, 80018, 120027, 240054, 360081, 520117, 720162, 920207, 1040234, 1560351, 1840414, 2760621, 3120702, 4681053, 5521242, 8281863, 9362106, 11962691, 16563726, 23925382, 35888073, 71776146, 107664219, 215328438]

約数ペア:

[(1, 215328438), (2, 107664219), (3, 71776146), (6, 35888073), (9, 23925382), (13, 16563726), (18, 11962691), (23, 9362106), (26, 8281863), (39, 5521242), (46, 4681053), (69, 3120702), (78, 2760621), (117, 1840414), (138, 1560351), (207, 1040234), (234, 920207), (299, 720162), (414, 520117), (598, 360081), (897, 240054), (1794, 120027), (2691, 80018), (5382, 40009)]