381621808

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{823}}^1$

素因数の和:1301

約数の個数: 40

約数和(自身を含む): 752321888

約数和(自身を除く): 370700080

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 397, 584, 794, 823, 1168, 1588, 1646, 3176, 3292, 6352, 6584, 13168, 28981, 57962, 60079, 115924, 120158, 231848, 240316, 326731, 463696, 480632, 653462, 961264, 1306924, 2613848, 5227696, 23851363, 47702726, 95405452, 190810904, 381621808]

約数ペア:

[(1, 381621808), (2, 190810904), (4, 95405452), (8, 47702726), (16, 23851363), (73, 5227696), (146, 2613848), (292, 1306924), (397, 961264), (584, 653462), (794, 480632), (823, 463696), (1168, 326731), (1588, 240316), (1646, 231848), (3176, 120158), (3292, 115924), (6352, 60079), (6584, 57962), (13168, 28981)]