238107376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{21599}}^1$

素因数の和:21673

約数の個数: 40

約数和(自身を含む): 506217600

約数和(自身を除く): 268110224

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 21599, 43198, 86396, 172792, 280787, 345584, 561574, 1123148, 1144747, 2246296, 2289494, 4492592, 4578988, 9157976, 14881711, 18315952, 29763422, 59526844, 119053688, 238107376]

約数ペア:

[(1, 238107376), (2, 119053688), (4, 59526844), (8, 29763422), (13, 18315952), (16, 14881711), (26, 9157976), (52, 4578988), (53, 4492592), (104, 2289494), (106, 2246296), (208, 1144747), (212, 1123148), (424, 561574), (689, 345584), (848, 280787), (1378, 172792), (2756, 86396), (5512, 43198), (11024, 21599)]