215053356

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{751}}^1$

素因数の和:1259

約数の個数: 72

約数和(自身を含む): 585693696

約数和(自身を除く): 370640340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 487, 588, 751, 974, 1461, 1502, 1948, 2253, 2922, 3004, 3409, 4506, 5257, 5844, 6818, 9012, 10227, 10514, 13636, 15771, 20454, 21028, 23863, 31542, 36799, 40908, 47726, 63084, 71589, 73598, 95452, 110397, 143178, 147196, 220794, 286356, 365737, 441588, 731474, 1097211, 1462948, 2194422, 2560159, 4388844, 5120318, 7680477, 10240636, 15360954, 17921113, 30721908, 35842226, 53763339, 71684452, 107526678, 215053356]

約数ペア:

[(1, 215053356), (2, 107526678), (3, 71684452), (4, 53763339), (6, 35842226), (7, 30721908), (12, 17921113), (14, 15360954), (21, 10240636), (28, 7680477), (42, 5120318), (49, 4388844), (84, 2560159), (98, 2194422), (147, 1462948), (196, 1097211), (294, 731474), (487, 441588), (588, 365737), (751, 286356), (974, 220794), (1461, 147196), (1502, 143178), (1948, 110397), (2253, 95452), (2922, 73598), (3004, 71589), (3409, 63084), (4506, 47726), (5257, 40908), (5844, 36799), (6818, 31542), (9012, 23863), (10227, 21028), (10514, 20454), (13636, 15771)]