81207618

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{8783}}^1$

素因数の和:8878

約数の個数: 32

約数和(自身を含む): 172025856

約数和(自身を除く): 90818238

約数列:

[1, 2, 3, 6, 23, 46, 67, 69, 134, 138, 201, 402, 1541, 3082, 4623, 8783, 9246, 17566, 26349, 52698, 202009, 404018, 588461, 606027, 1176922, 1212054, 1765383, 3530766, 13534603, 27069206, 40603809, 81207618]

約数ペア:

[(1, 81207618), (2, 40603809), (3, 27069206), (6, 13534603), (23, 3530766), (46, 1765383), (67, 1212054), (69, 1176922), (134, 606027), (138, 588461), (201, 404018), (402, 202009), (1541, 52698), (3082, 26349), (4623, 17566), (8783, 9246)]