1993619475

素因数分解:

$3^2\times 5^2\times {\mathrm{991}}^1\times {\mathrm{8941}}^1$

素因数の和:9948

約数の個数: 36

約数和(自身を含む): 3574796992

約数和(自身を除く): 1581177517

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 991, 2973, 4955, 8919, 8941, 14865, 24775, 26823, 44595, 44705, 74325, 80469, 134115, 222975, 223525, 402345, 670575, 2011725, 8860531, 26581593, 44302655, 79744779, 132907965, 221513275, 398723895, 664539825, 1993619475]

約数ペア:

[(1, 1993619475), (3, 664539825), (5, 398723895), (9, 221513275), (15, 132907965), (25, 79744779), (45, 44302655), (75, 26581593), (225, 8860531), (991, 2011725), (2973, 670575), (4955, 402345), (8919, 223525), (8941, 222975), (14865, 134115), (24775, 80469), (26823, 74325), (44595, 44705)]