221716386

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{57829}}^1$

素因数の和:57911

約数の個数: 32

約数和(自身を含む): 499651200

約数和(自身を除く): 277934814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 57829, 115658, 173487, 346974, 520461, 1040922, 1561383, 3122766, 4105859, 8211718, 12317577, 24635154, 36952731, 73905462, 110858193, 221716386]

約数ペア:

[(1, 221716386), (2, 110858193), (3, 73905462), (6, 36952731), (9, 24635154), (18, 12317577), (27, 8211718), (54, 4105859), (71, 3122766), (142, 1561383), (213, 1040922), (426, 520461), (639, 346974), (1278, 173487), (1917, 115658), (3834, 57829)]