207740533

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 294174720

約数和(自身を除く): 86434187

約数列:

[1, 7, 11, 13, 37, 71, 77, 79, 91, 143, 259, 407, 481, 497, 553, 781, 869, 923, 1001, 1027, 2627, 2849, 2923, 3367, 5291, 5467, 5609, 6083, 6461, 7189, 10153, 11297, 18389, 20461, 28897, 32153, 34151, 37037, 37999, 39263, 61699, 71071, 72917, 79079, 202279, 207533, 225071, 239057, 265993, 375661, 417989, 431893, 510419, 802087, 1452731, 2282863, 2629627, 2697929, 2925923, 5614609, 15980041, 18885503, 29677219, 207740533]

約数ペア:

[(1, 207740533), (7, 29677219), (11, 18885503), (13, 15980041), (37, 5614609), (71, 2925923), (77, 2697929), (79, 2629627), (91, 2282863), (143, 1452731), (259, 802087), (407, 510419), (481, 431893), (497, 417989), (553, 375661), (781, 265993), (869, 239057), (923, 225071), (1001, 207533), (1027, 202279), (2627, 79079), (2849, 72917), (2923, 71071), (3367, 61699), (5291, 39263), (5467, 37999), (5609, 37037), (6083, 34151), (6461, 32153), (7189, 28897), (10153, 20461), (11297, 18389)]