68748897

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3251}}^1$

素因数の和:3333

約数の個数: 32

約数和(自身を含む): 112389120

約数和(自身を除く): 43640223

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 3251, 7049, 9753, 21147, 22757, 61769, 68271, 172303, 185307, 432383, 516909, 1206121, 1297149, 3273757, 3618363, 9821271, 22916299, 68748897]

約数ペア:

[(1, 68748897), (3, 22916299), (7, 9821271), (19, 3618363), (21, 3273757), (53, 1297149), (57, 1206121), (133, 516909), (159, 432383), (371, 185307), (399, 172303), (1007, 68271), (1113, 61769), (3021, 22757), (3251, 21147), (7049, 9753)]