348575139

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 563666688

約数和(自身を除く): 215091549

約数列:

[1, 3, 9, 11, 33, 71, 99, 101, 213, 303, 491, 639, 781, 909, 1111, 1473, 2343, 3333, 4419, 5401, 7029, 7171, 9999, 16203, 21513, 34861, 48609, 49591, 64539, 78881, 104583, 148773, 236643, 313749, 383471, 446319, 545501, 709929, 1150413, 1636503, 3451239, 3520961, 4909509, 10562883, 31688649, 38730571, 116191713, 348575139]

約数ペア:

[(1, 348575139), (3, 116191713), (9, 38730571), (11, 31688649), (33, 10562883), (71, 4909509), (99, 3520961), (101, 3451239), (213, 1636503), (303, 1150413), (491, 709929), (639, 545501), (781, 446319), (909, 383471), (1111, 313749), (1473, 236643), (2343, 148773), (3333, 104583), (4419, 78881), (5401, 64539), (7029, 49591), (7171, 48609), (9999, 34861), (16203, 21513)]